Update CHANGELOG for v0.10.3

CHANGELOG.rst

@@ -1,9 +1,17 @@
-v0.10.2
+v0.10.3
 =======
 
 .. TODO in next release:
 .. * A man page has been added. Contributed by @baldurmen.
 
+This is a hotfix release. I forgot to add the Subsonic logo resources to
+``setup.py``. All of the interesting updates happened in `v0.10.2`_.
+
+.. _v0.10.2: https://gitlab.com/sumner/sublime-music/-/releases/v0.10.2
+
+v0.10.2
+=======
+
 .. note::
 
    This version does not have a Flatpak due to issues getting Python 3.8 working

cicd/custom_style_check.py

@@ -51,4 +51,17 @@ for path in Path("sublime").glob("**/*.py"):
     valid &= check_file(path)
     print()  # noqa: T001
 
+"""
+Checks that the version in the CHANGELOG is the same as the version in ``__init__.py``.
+"""
+with open(Path("sublime/__init__.py")) as f:
+    for line in f:
+        if line.startswith("__version__"):
+            version = eval(line.split()[-1])
+            break
+
+with open(Path("CHANGELOG.rst")) as f:
+    assert f.readline().strip() == f"v{version}", "Version mismatch"
+
+
 sys.exit(0 if valid else 1)

sublime-music.metainfo.xml

@@ -78,5 +78,6 @@
 
     <releases>
         <release version="0.10.2" date="2020-06-07"></release>
+        <release version="0.10.3" date="2020-06-07"></release>
     </releases>
 </component>

sublime/__init__.py

@@ -1 +1 @@
-__version__ = "0.10.2"
+__version__ = "0.10.3"