Test for multiple Home Assistant versions

.github/workflows/install_dependencies/action.yml

@@ -1,10 +1,14 @@
 name: 'Install Dependencies'
 description: 'Install Home Assistant and test dependencies'
 inputs:
-  python_version:
+  python-version:
     description: 'Python version'
     required: true
     default: '3.10'
+  core-version:
+    description: 'Home Assistant core version'
+    required: false
+    default: 'dev'
 
 runs:
   using: "composite"
@@ -21,11 +25,12 @@ runs:
       with:
         repository: home-assistant/core
         path: core
-    - name: Set up Python ${{ inputs.python_version }}
+        ref: ${{ inputs.core-version }}
+    - name: Set up Python ${{ inputs.python-version }}
       id: python
       uses: actions/setup-python@v4.1.0
       with:
-        python-version: ${{ inputs.python_version }}
+        python-version: ${{ inputs.python-version }}
     - name: Install dependencies
       shell: bash
       run: |

.github/workflows/pytest.yaml

@@ -13,6 +13,7 @@ jobs:
     strategy:
       matrix:
         python-version: ["3.10"]
+        core-version: ["2023.2.5", "2023.3.6", "2023.4.0", "dev"]
     steps:
       - name: Check out code from GitHub
         uses: actions/checkout@v3
@@ -20,7 +21,8 @@ jobs:
       - name: Install Home Assistant
         uses: ./.github/workflows/install_dependencies
         with:
-          python_version: ${{ matrix.python-version }}
+          python-version: ${{ matrix.python-version }}
+          core-version: ${{ matrix.core-version }}
 
       - name: Click here for troubleshooting steps if tests break again.
         run: |

.github/workflows/update-readme.yml

@@ -20,7 +20,7 @@ jobs:
       - name: Install Home Assistant
         uses: ./.github/workflows/install_dependencies
         with:
-          python_version: "3.10"
+          python-version: "3.10"
 
       - name: Install markdown-code-runner and README code dependencies
         run: |