chore: bump supported tutor versions to work on tutor 19 for sumac

Update the install_requires list to include support for Tutor 19 (and
Open edX Sumac), and update the README.

CHANGELOG.md

@@ -1,3 +1,7 @@
+## Unreleased
+
+* [Enhancement] Support Tutor 19 and Open edX Sumac.
+
 ## Version 2.0.0 (2024-10-07)
 
 * [Chore] Drop support for Python 3.8.

README.md

@@ -29,6 +29,7 @@ appropriate one:
 | Palm             | `>=16.0, <17`     | `quince`      | `>=1.2.0, <2`  |
 | Quince           | `>=17.0, <18`     | `quince`      | `>=1.3.0, <2`  |
 | Redwood          | `>=18.0, <19`     | `main`        | `>=2`          |
+| Sumac            | `>=19.0, <20`     | `main`        | `>=2.1.0`      |
 
 [^1]: For Open edX Maple and Tutor 13, you must run version 13.2.0 or
     later. That is because this plugin uses the Tutor v1 plugin API,

setup.py

@@ -24,7 +24,7 @@
     packages=find_packages(exclude=["tests*"]),
     include_package_data=True,
     python_requires=">=3.9",
-    install_requires=["tutor <19, >=14.0.0"],
+    install_requires=["tutor <20, >=14.0.0"],
     setup_requires=["setuptools-scm"],
     entry_points={"tutor.plugin.v1": ["s3 = tutors3.plugin"]},
     classifiers=[