chore: fix docker build ci workflow

.github/workflows/build.yml

@@ -51,7 +51,10 @@ jobs:
     # Parallel build the multi-arch docker image
     strategy:
       matrix:
-        target: ["linux/amd64", "linux/arm64"]
+        # since docker push actions will override the previous images,
+        # so need to build `linux/amd64` and push first,
+        # then build `linux/amd64` twice with other archs (build very slow so keep it last).
+        target: ["linux/amd64", "linux/amd64,linux/arm64,linux/arm/v7,linux/arm/v6"]
     with:
       version: ${{ needs.tagging.outputs.version }}
       dry_run: ${{ inputs.dry_run || false }}

.github/workflows/test-docs.yml

@@ -1,12 +1,11 @@
 name: Test Docs
 
 on:
-  pull_request:
-    paths:
-      - "docs/**"
   push:
-    paths:
-      - "docs/**"
+    paths: ['docs/**']
+  pull_request:
+    paths: ['docs/**']
+    branches: ['!release/*']
 
 jobs:
   test_docs:

.github/workflows/test-frontend.yml

@@ -2,11 +2,10 @@ name: Test Frontend
 
 on:
   push:
-    paths:
-      - 'ui/**'
+    paths: ['ui/**']
   pull_request:
-    paths:
-      - 'ui/**'
+    paths: ['ui/**']
+    branches: ['!release/*']
 
 jobs:
   test_ui: