Python 3.12 support (#3)

* Set minimum Python version as 3.12

* Run tests on 3.12 as well

Author: jpelgrom

.github/workflows/testing.yml

@@ -14,16 +14,19 @@ env:
 jobs:
   pytest:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python: ["3.12", "3.13"]
     steps:
       - name: Check out code
         uses: actions/checkout@v4
       - name: Set up Poetry
         run: pipx install poetry
-      - name: Set up Python
+      - name: Set up Python ${{ matrix.python }}
         id: python
         uses: actions/setup-python@v5
         with:
-          python-version: ${{ env.DEFAULT_PYTHON }}
+          python-version: ${{ matrix.python }}
           cache: "poetry"
       - name: Install dependencies
         run: poetry install --no-interaction

poetry.lock

@@ -11,12 +11,13 @@ classifiers = [
   "Framework :: AsyncIO",
   "Intended Audience :: Developers",
   "Natural Language :: English",
+  "Programming Language :: Python :: 3.12",
   "Programming Language :: Python :: 3.13",
   "Programming Language :: Python :: 3",
 ]
 
 [tool.poetry.dependencies]
-python = "^3.13"
+python = "^3.12"
 aiohttp = "^3.11"
 aiomqtt = "^2.0"