Index files, sample plugin

.github/workflows/mod-analyze.yml

@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.9", "3.10"]
+        python-version: ["3.10"]
     steps:
     - uses: actions/checkout@v3
     - name: Set up Python ${{ matrix.python-version }}
@@ -16,7 +16,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
       run: |
-        python -m pip install --upgrade pip
+        apt install jq
     - name: Analysing mods
       run: |
-        echo blabla
+        for jsonfile in $(git ls-files '*.json'); do jq -e < $jsonfile > /dev/null || exit 1; done