diff --git a/06-containers-on-the-cloud.html b/06-containers-on-the-cloud.html
index bf817bb5..9e646d41 100644
--- a/06-containers-on-the-cloud.html
+++ b/06-containers-on-the-cloud.html
@@ -539,7 +539,7 @@ <h3 id="edit-your-repositorys-bitbucket-pipelines-yml-file-through-the-web">Edit
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   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/08-orchestration.html b/08-orchestration.html
index 387b9de2..5d90d7ef 100644
--- a/08-orchestration.html
+++ b/08-orchestration.html
@@ -470,7 +470,7 @@ <h3 class="callout-title">The Wild West</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/08-orchestration.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/404.html b/404.html
index 7b96d2ea..f16f243d 100644
--- a/404.html
+++ b/404.html
@@ -407,8 +407,8 @@ <h1>Page not found</h1>
   "url": "https://preview.carpentries.org/docker-introduction/404.html",
   "identifier": "https://preview.carpentries.org/docker-introduction/404.html",
   "dateCreated": "2024-09-16",
-  "dateModified": "2024-09-24",
-  "datePublished": "2024-09-24"
+  "dateModified": "2024-10-01",
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/CODE_OF_CONDUCT.html b/CODE_OF_CONDUCT.html
index 25051c66..79b7d12d 100644
--- a/CODE_OF_CONDUCT.html
+++ b/CODE_OF_CONDUCT.html
@@ -422,7 +422,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://preview.carpentries.org/docker-introduction/CODE_OF_CONDUCT.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/LICENSE.html b/LICENSE.html
index 0594057b..1893043e 100644
--- a/LICENSE.html
+++ b/LICENSE.html
@@ -470,7 +470,7 @@ <h1>Licenses</h1>
   "identifier": "https://preview.carpentries.org/docker-introduction/LICENSE.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/about.html b/about.html
index 7514d411..665574ef 100644
--- a/about.html
+++ b/about.html
@@ -415,7 +415,7 @@ <h1>About</h1>
   "identifier": "https://preview.carpentries.org/docker-introduction/about.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/advanced-containers.html b/advanced-containers.html
index c67e42e4..cddb6341 100644
--- a/advanced-containers.html
+++ b/advanced-containers.html
@@ -1043,7 +1043,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/advanced-containers.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-08-16",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/aio.html b/aio.html
index b4b81f98..98bd1341 100644
--- a/aio.html
+++ b/aio.html
@@ -1030,7 +1030,7 @@ <h3 class="callout-title">Exploring a command</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>Suppose we pick the <code>docker image build</code> command:</p>
 <div class="codewrapper sourceCode" id="cb11">
@@ -1230,7 +1230,7 @@ <h3 class="callout-title">Exercise: Check on Your Images</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>To see if the <code>hello-world</code> container image is now on your
 computer, run:</p>
@@ -1388,7 +1388,7 @@ <h3 class="callout-title">Hello World, Part 2</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>Use the same command as above, but with the <code>echo</code> command
 to print a message.</p>
@@ -1481,7 +1481,7 @@ <h3 class="callout-title">Practice Makes Perfect</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Solution 1 – Interactive </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>Run an interactive ubuntu container – you can use
 <code>docker image pull</code> first, or just run it with this
@@ -1519,7 +1519,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Solution 2 – Run commands </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <p>Run a ubuntu container, first with a command to read out the Linux
 version:</p>
@@ -2196,7 +2196,7 @@ <h3 class="callout-title">Exercise: Searching for Help</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>A quick search should hopefully show that the way to install R on
 Alpine Linux is:</p>
@@ -2301,7 +2301,7 @@ <h3 class="callout-title">Exercise: Take a Guess</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Solution: </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>Based on our experience above, edit the <code>Dockerfile</code> (in
 your text editor of choice) to look like this:</p>
@@ -2401,7 +2401,7 @@ <h3 class="callout-title">Exercise: Review!</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <ol style="list-style-type: decimal">
 <li><p>To see your new image, run <code>docker image ls</code>. You
@@ -3685,8 +3685,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://preview.carpentries.org/docker-introduction/aio.html",
   "identifier": "https://preview.carpentries.org/docker-introduction/aio.html",
   "dateCreated": "2024-09-16",
-  "dateModified": "2024-09-24",
-  "datePublished": "2024-09-24"
+  "dateModified": "2024-10-01",
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/creating-container-images.html b/creating-container-images.html
index a4eddabe..4c4de33a 100644
--- a/creating-container-images.html
+++ b/creating-container-images.html
@@ -460,7 +460,7 @@ <h3 class="callout-title">Exercise: Searching for Help</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>A quick search should hopefully show that the way to install R on
 Alpine Linux is:</p>
@@ -561,7 +561,7 @@ <h3 class="callout-title">Exercise: Take a Guess</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Solution: </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>Based on our experience above, edit the <code>Dockerfile</code> (in
 your text editor of choice) to look like this:</p>
@@ -655,7 +655,7 @@ <h3 class="callout-title">Exercise: Review!</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <ol style="list-style-type: decimal"><li><p>To see your new image, run <code>docker image ls</code>. You
 should see the name of your new container image under the “REPOSITORY”
@@ -869,7 +869,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/creating-container-images.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-08-16",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/discuss.html b/discuss.html
index e1769fd3..115b6b03 100644
--- a/discuss.html
+++ b/discuss.html
@@ -415,7 +415,7 @@ <h1>Discussion</h1>
   "identifier": "https://preview.carpentries.org/docker-introduction/discuss.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/docker-hub.html b/docker-hub.html
index cd55efcf..8ec1773b 100644
--- a/docker-hub.html
+++ b/docker-hub.html
@@ -654,7 +654,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/docker-hub.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/docker-image-examples.html b/docker-image-examples.html
index 988eb235..ee95487e 100644
--- a/docker-image-examples.html
+++ b/docker-image-examples.html
@@ -505,7 +505,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/docker-image-examples.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-08-16",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/e01-github-actions.html b/e01-github-actions.html
index bcb0d7d1..bfce5d23 100644
--- a/e01-github-actions.html
+++ b/e01-github-actions.html
@@ -646,7 +646,7 @@ <h1 id="reference-material">Reference material<a class="anchor" aria-label="anch
   "identifier": "https://preview.carpentries.org/docker-introduction/e01-github-actions.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/images.html b/images.html
index 3a391145..7df20b3d 100644
--- a/images.html
+++ b/images.html
@@ -464,8 +464,8 @@ <h3 id="introduction-figure-1">Figure 1</h3>
   "url": "https://preview.carpentries.org/docker-introduction/images.html",
   "identifier": "https://preview.carpentries.org/docker-introduction/images.html",
   "dateCreated": "2024-09-16",
-  "dateModified": "2024-09-24",
-  "datePublished": "2024-09-24"
+  "dateModified": "2024-10-01",
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/index.html b/index.html
index c06fee93..b4320a7b 100644
--- a/index.html
+++ b/index.html
@@ -709,8 +709,8 @@ <h3 id="a-quick-tutorial-on-copypasting-file-contents-from-episodes-of-the-lesso
   "url": "https://preview.carpentries.org/docker-introduction/index.html",
   "identifier": "https://preview.carpentries.org/docker-introduction/index.html",
   "dateCreated": "2024-09-16",
-  "dateModified": "2024-09-24",
-  "datePublished": "2024-09-24"
+  "dateModified": "2024-10-01",
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor-notes.html b/instructor-notes.html
index f00538d7..cfe35098 100644
--- a/instructor-notes.html
+++ b/instructor-notes.html
@@ -723,8 +723,8 @@ <h3 id="learner-pathways">Learner Pathways<a class="anchor" aria-label="anchor"
   "url": "https://preview.carpentries.org/docker-introduction/instructor-notes.html",
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor-notes.html",
   "dateCreated": "2024-09-16",
-  "dateModified": "2024-09-24",
-  "datePublished": "2024-09-24"
+  "dateModified": "2024-10-01",
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/06-containers-on-the-cloud.html b/instructor/06-containers-on-the-cloud.html
index b29359d7..703ba76c 100644
--- a/instructor/06-containers-on-the-cloud.html
+++ b/instructor/06-containers-on-the-cloud.html
@@ -541,7 +541,7 @@ <h3 id="edit-your-repositorys-bitbucket-pipelines-yml-file-through-the-web">Edit
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/06-containers-on-the-cloud.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/08-orchestration.html b/instructor/08-orchestration.html
index be5b37d7..c68c2487 100644
--- a/instructor/08-orchestration.html
+++ b/instructor/08-orchestration.html
@@ -472,7 +472,7 @@ <h3 class="callout-title">The Wild West</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/08-orchestration.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/404.html b/instructor/404.html
index 1fb2b02b..a32c7bcb 100644
--- a/instructor/404.html
+++ b/instructor/404.html
@@ -407,8 +407,8 @@ <h1>Page not found</h1>
   "url": "https://preview.carpentries.org/docker-introduction/instructor/404.html",
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/404.html",
   "dateCreated": "2024-09-16",
-  "dateModified": "2024-09-24",
-  "datePublished": "2024-09-24"
+  "dateModified": "2024-10-01",
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/CODE_OF_CONDUCT.html b/instructor/CODE_OF_CONDUCT.html
index 9c322a8d..2fde94f8 100644
--- a/instructor/CODE_OF_CONDUCT.html
+++ b/instructor/CODE_OF_CONDUCT.html
@@ -424,7 +424,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/CODE_OF_CONDUCT.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/LICENSE.html b/instructor/LICENSE.html
index f42f0943..e035c944 100644
--- a/instructor/LICENSE.html
+++ b/instructor/LICENSE.html
@@ -472,7 +472,7 @@ <h1>Licenses</h1>
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/LICENSE.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/about.html b/instructor/about.html
index 7110ff76..9d8d7715 100644
--- a/instructor/about.html
+++ b/instructor/about.html
@@ -417,7 +417,7 @@ <h1>About</h1>
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/about.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/advanced-containers.html b/instructor/advanced-containers.html
index 16787ef5..486604ff 100644
--- a/instructor/advanced-containers.html
+++ b/instructor/advanced-containers.html
@@ -1045,7 +1045,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/advanced-containers.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-08-16",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/aio.html b/instructor/aio.html
index 063ff072..46e338a0 100644
--- a/instructor/aio.html
+++ b/instructor/aio.html
@@ -1042,7 +1042,7 @@ <h3 class="callout-title">Exploring a command</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>Suppose we pick the <code>docker image build</code> command:</p>
 <div class="codewrapper sourceCode" id="cb11">
@@ -1243,7 +1243,7 @@ <h3 class="callout-title">Exercise: Check on Your Images</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>To see if the <code>hello-world</code> container image is now on your
 computer, run:</p>
@@ -1401,7 +1401,7 @@ <h3 class="callout-title">Hello World, Part 2</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>Use the same command as above, but with the <code>echo</code> command
 to print a message.</p>
@@ -1494,7 +1494,7 @@ <h3 class="callout-title">Practice Makes Perfect</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Solution 1 – Interactive </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>Run an interactive ubuntu container – you can use
 <code>docker image pull</code> first, or just run it with this
@@ -1532,7 +1532,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Solution 2 – Run commands </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <p>Run a ubuntu container, first with a command to read out the Linux
 version:</p>
@@ -2212,7 +2212,7 @@ <h3 class="callout-title">Exercise: Searching for Help</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>A quick search should hopefully show that the way to install R on
 Alpine Linux is:</p>
@@ -2317,7 +2317,7 @@ <h3 class="callout-title">Exercise: Take a Guess</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Solution: </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>Based on our experience above, edit the <code>Dockerfile</code> (in
 your text editor of choice) to look like this:</p>
@@ -2417,7 +2417,7 @@ <h3 class="callout-title">Exercise: Review!</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <ol style="list-style-type: decimal">
 <li><p>To see your new image, run <code>docker image ls</code>. You
@@ -3704,8 +3704,8 @@ <h3 class="callout-title">Key Points</h3>
   "url": "https://preview.carpentries.org/docker-introduction/instructor/aio.html",
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/aio.html",
   "dateCreated": "2024-09-16",
-  "dateModified": "2024-09-24",
-  "datePublished": "2024-09-24"
+  "dateModified": "2024-10-01",
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/creating-container-images.html b/instructor/creating-container-images.html
index adf9b13a..ae517601 100644
--- a/instructor/creating-container-images.html
+++ b/instructor/creating-container-images.html
@@ -462,7 +462,7 @@ <h3 class="callout-title">Exercise: Searching for Help</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>A quick search should hopefully show that the way to install R on
 Alpine Linux is:</p>
@@ -563,7 +563,7 @@ <h3 class="callout-title">Exercise: Take a Guess</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Solution: </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
 <div class="accordion-body">
 <p>Based on our experience above, edit the <code>Dockerfile</code> (in
 your text editor of choice) to look like this:</p>
@@ -657,7 +657,7 @@ <h3 class="callout-title">Exercise: Review!</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <ol style="list-style-type: decimal"><li><p>To see your new image, run <code>docker image ls</code>. You
 should see the name of your new container image under the “REPOSITORY”
@@ -871,7 +871,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/creating-container-images.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-08-16",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/discuss.html b/instructor/discuss.html
index 354428c6..07badef6 100644
--- a/instructor/discuss.html
+++ b/instructor/discuss.html
@@ -417,7 +417,7 @@ <h1>Discussion</h1>
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/discuss.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/docker-hub.html b/instructor/docker-hub.html
index bbf4eed2..ab4ff793 100644
--- a/instructor/docker-hub.html
+++ b/instructor/docker-hub.html
@@ -656,7 +656,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/docker-hub.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/docker-image-examples.html b/instructor/docker-image-examples.html
index e8b1286c..2215b715 100644
--- a/instructor/docker-image-examples.html
+++ b/instructor/docker-image-examples.html
@@ -507,7 +507,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/docker-image-examples.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-08-16",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/e01-github-actions.html b/instructor/e01-github-actions.html
index b987551c..08a623e0 100644
--- a/instructor/e01-github-actions.html
+++ b/instructor/e01-github-actions.html
@@ -648,7 +648,7 @@ <h1 id="reference-material">Reference material<a class="anchor" aria-label="anch
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/e01-github-actions.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/images.html b/instructor/images.html
index a148a1a9..eeb5bbfc 100644
--- a/instructor/images.html
+++ b/instructor/images.html
@@ -474,8 +474,8 @@ <h3 id="introduction-figure-1">Figure 1</h3>
   "url": "https://preview.carpentries.org/docker-introduction/instructor/images.html",
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/images.html",
   "dateCreated": "2024-09-16",
-  "dateModified": "2024-09-24",
-  "datePublished": "2024-09-24"
+  "dateModified": "2024-10-01",
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/index.html b/instructor/index.html
index 77b7c1c3..5cc0753e 100644
--- a/instructor/index.html
+++ b/instructor/index.html
@@ -815,8 +815,8 @@ <h3 id="a-quick-tutorial-on-copypasting-file-contents-from-episodes-of-the-lesso
   "url": "https://preview.carpentries.org/docker-introduction/instructor/index.html",
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/index.html",
   "dateCreated": "2024-09-16",
-  "dateModified": "2024-09-24",
-  "datePublished": "2024-09-24"
+  "dateModified": "2024-10-01",
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/instructor-notes.html b/instructor/instructor-notes.html
index c40944c6..4d1ca236 100644
--- a/instructor/instructor-notes.html
+++ b/instructor/instructor-notes.html
@@ -742,8 +742,8 @@ <h3 id="learner-pathways">Learner Pathways<a class="anchor" aria-label="anchor"
   "url": "https://preview.carpentries.org/docker-introduction/instructor/instructor-notes.html",
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/instructor-notes.html",
   "dateCreated": "2024-09-16",
-  "dateModified": "2024-09-24",
-  "datePublished": "2024-09-24"
+  "dateModified": "2024-10-01",
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/introduction.html b/instructor/introduction.html
index 96a52710..ff7ea079 100644
--- a/instructor/introduction.html
+++ b/instructor/introduction.html
@@ -678,7 +678,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/introduction.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-09-16",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/key-points.html b/instructor/key-points.html
index 1efc5d1a..52478970 100644
--- a/instructor/key-points.html
+++ b/instructor/key-points.html
@@ -562,8 +562,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://preview.carpentries.org/docker-introduction/instructor/key-points.html",
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/key-points.html",
   "dateCreated": "2024-09-16",
-  "dateModified": "2024-09-24",
-  "datePublished": "2024-09-24"
+  "dateModified": "2024-10-01",
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/managing-containers.html b/instructor/managing-containers.html
index 98a5b516..008301b0 100644
--- a/instructor/managing-containers.html
+++ b/instructor/managing-containers.html
@@ -646,7 +646,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/managing-containers.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/meet-docker.html b/instructor/meet-docker.html
index 37a31295..b924df85 100644
--- a/instructor/meet-docker.html
+++ b/instructor/meet-docker.html
@@ -695,7 +695,7 @@ <h3 class="callout-title">Exploring a command</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>Suppose we pick the <code>docker image build</code> command:</p>
 <div class="codewrapper sourceCode" id="cb11">
@@ -834,7 +834,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/meet-docker.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-08-01",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/profiles.html b/instructor/profiles.html
index 05f4ff3a..f24a6a4e 100644
--- a/instructor/profiles.html
+++ b/instructor/profiles.html
@@ -473,8 +473,8 @@ <h1>Learner Profiles</h1>
   "url": "https://preview.carpentries.org/docker-introduction/instructor/profiles.html",
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/profiles.html",
   "dateCreated": "2024-09-16",
-  "dateModified": "2024-09-24",
-  "datePublished": "2024-09-24"
+  "dateModified": "2024-10-01",
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/reference.html b/instructor/reference.html
index fab13816..f908dbd8 100644
--- a/instructor/reference.html
+++ b/instructor/reference.html
@@ -610,7 +610,7 @@ <h1>Glossary</h1>
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/reference.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-08-01",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/reproduciblity.html b/instructor/reproduciblity.html
index 0e41fa89..a223a522 100644
--- a/instructor/reproduciblity.html
+++ b/instructor/reproduciblity.html
@@ -708,7 +708,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/reproduciblity.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-08-16",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/instructor/running-containers.html b/instructor/running-containers.html
index 5183410b..f8221424 100644
--- a/instructor/running-containers.html
+++ b/instructor/running-containers.html
@@ -475,7 +475,7 @@ <h3 class="callout-title">Exercise: Check on Your Images</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>To see if the <code>hello-world</code> container image is now on your
 computer, run:</p>
@@ -618,7 +618,7 @@ <h3 class="callout-title">Hello World, Part 2</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>Use the same command as above, but with the <code>echo</code> command
 to print a message.</p>
@@ -707,7 +707,7 @@ <h3 class="callout-title">Practice Makes Perfect</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Solution 1 – Interactive </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>Run an interactive ubuntu container – you can use
 <code>docker image pull</code> first, or just run it with this
@@ -745,7 +745,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Solution 2 – Run commands </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <p>Run a ubuntu container, first with a command to read out the Linux
 version:</p>
@@ -876,7 +876,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/instructor/running-containers.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/introduction.html b/introduction.html
index 6ec0179d..7dfdaef4 100644
--- a/introduction.html
+++ b/introduction.html
@@ -676,7 +676,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/introduction.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-09-16",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/key-points.html b/key-points.html
index f239bd0b..f3e268d6 100644
--- a/key-points.html
+++ b/key-points.html
@@ -552,8 +552,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://preview.carpentries.org/docker-introduction/key-points.html",
   "identifier": "https://preview.carpentries.org/docker-introduction/key-points.html",
   "dateCreated": "2024-09-16",
-  "dateModified": "2024-09-24",
-  "datePublished": "2024-09-24"
+  "dateModified": "2024-10-01",
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/managing-containers.html b/managing-containers.html
index a2a103e2..59e96ae4 100644
--- a/managing-containers.html
+++ b/managing-containers.html
@@ -644,7 +644,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/managing-containers.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/meet-docker.html b/meet-docker.html
index 16f87de2..a1ea1560 100644
--- a/meet-docker.html
+++ b/meet-docker.html
@@ -693,7 +693,7 @@ <h3 class="callout-title">Exploring a command</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>Suppose we pick the <code>docker image build</code> command:</p>
 <div class="codewrapper sourceCode" id="cb11">
@@ -832,7 +832,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/meet-docker.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-08-01",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/pkgdown.yml b/pkgdown.yml
index 84a80fc1..64ad8a25 100644
--- a/pkgdown.yml
+++ b/pkgdown.yml
@@ -2,4 +2,4 @@ pandoc: 3.1.11
 pkgdown: 2.1.1
 pkgdown_sha: ~
 articles: {}
-last_built: 2024-09-24T01:40Z
+last_built: 2024-10-01T01:48Z
diff --git a/profiles.html b/profiles.html
index 0258e100..21e63629 100644
--- a/profiles.html
+++ b/profiles.html
@@ -473,8 +473,8 @@ <h1>Learner Profiles</h1>
   "url": "https://preview.carpentries.org/docker-introduction/profiles.html",
   "identifier": "https://preview.carpentries.org/docker-introduction/profiles.html",
   "dateCreated": "2024-09-16",
-  "dateModified": "2024-09-24",
-  "datePublished": "2024-09-24"
+  "dateModified": "2024-10-01",
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/reference.html b/reference.html
index e76a4c49..3b99bdf8 100644
--- a/reference.html
+++ b/reference.html
@@ -608,7 +608,7 @@ <h1>Glossary</h1>
   "identifier": "https://preview.carpentries.org/docker-introduction/reference.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-08-01",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/reproduciblity.html b/reproduciblity.html
index 98358ff5..47fe52c4 100644
--- a/reproduciblity.html
+++ b/reproduciblity.html
@@ -706,7 +706,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/reproduciblity.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-08-16",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>
diff --git a/running-containers.html b/running-containers.html
index b1ce3659..1d563373 100644
--- a/running-containers.html
+++ b/running-containers.html
@@ -473,7 +473,7 @@ <h3 class="callout-title">Exercise: Check on Your Images</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <p>To see if the <code>hello-world</code> container image is now on your
 computer, run:</p>
@@ -616,7 +616,7 @@ <h3 class="callout-title">Hello World, Part 2</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>Use the same command as above, but with the <code>echo</code> command
 to print a message.</p>
@@ -705,7 +705,7 @@ <h3 class="callout-title">Practice Makes Perfect</h3>
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Solution 1 – Interactive </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>Run an interactive ubuntu container – you can use
 <code>docker image pull</code> first, or just run it with this
@@ -743,7 +743,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Solution 2 – Run commands </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <p>Run a ubuntu container, first with a command to read out the Linux
 version:</p>
@@ -874,7 +874,7 @@ <h3 class="callout-title">Key Points</h3>
   "identifier": "https://preview.carpentries.org/docker-introduction/running-containers.html",
   "dateCreated": "2024-09-16",
   "dateModified": "2024-06-27",
-  "datePublished": "2024-09-24"
+  "datePublished": "2024-10-01"
 }
 
   </script><script>