Add support for validating the postgresql version

action.yml

@@ -12,9 +12,8 @@ runs:
     - name: Get cache directory
       id: cache-dir
       run: |
-        if [[ "${{ runner.os }}" == "Linux" ]]; then
-          cache_dir="/var/cache/apt/archives/"
-        elif [[ "${{ runner.os }}" == "macOS" ]]; then
+        cache_dir=""
+        if [[ "${{ runner.os }}" == "macOS" ]]; then
           cache_dir="$(brew --cache postgresql@${{ inputs.postgresql_version }})"
         elif [[ "${{ runner.os }}" == "Windows" ]]; then
           cache_dir="~\AppData\Local\Temp\chocolatey"
@@ -24,6 +23,8 @@ runs:
 
     - name: Cache
       uses: actions/cache@v3
+      id: cache-postgresql
+      if: steps.cache-dir.outputs.cache_dir != ''
       with:
         path: ${{ steps.cache-dir.outputs.cache_dir }}
         key: ${{ runner.os }}-postgresql-${{ inputs.postgresql_version }}
@@ -33,10 +34,21 @@ runs:
     - run: |
         bash $GITHUB_ACTION_PATH/entrypoint.sh
       shell: bash
+      if: steps.cache-postgresql.outputs.cache-hit != 'true'
       env:
         # INPUT_<VARIABLE_NAME> is not available in Composite run steps
         # https://github.community/t/input-variable-name-is-not-available-in-composite-run-steps/127611
         INPUT_POSTGRESQL_VERSION: ${{ inputs.postgresql_version }}
+
+    - name: Verify PostgreSQL
+      run: |
+        # Check the postgresql version
+        POSTGRESQL_VERSION=$(psql --version | awk '{print $3}')
+        if [[ "$POSTGRESQL_VERSION" != "${{ inputs.postgresql_version }}."* ]]; then
+          echo "PostgreSQL version $POSTGRESQL_VERSION does not match the expected version ${{ inputs.postgresql_version }}.*"
+          exit 1
+        fi
+      shell: bash
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