Ensure FracturedJson is checked out

Author: masaccio

.github/workflows/run-all-tests.yml

@@ -17,8 +17,39 @@ jobs:
         python-version: ["3.11", "3.12", "3.13"]
 
     steps:
-    - uses: actions/checkout@v4
+    - name: Checkout repo with submodules
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+        submodules: recursive
+        persist-credentials: true
+        token: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Sync and update FracturedJson submodule to tip of main
+      run: |
+        set -euo pipefail
+        # Ensure .gitmodules remotes are in sync and initialize submodules
+        git submodule sync --recursive
+        git submodule update --init --recursive
 
+        # Force FracturedJson to origin/main (robust for shallow clones)
+        if [ -d "FracturedJson" ]; then
+          pushd FracturedJson
+          git fetch --no-tags origin main
+          if git rev-parse --verify origin/main >/dev/null 2>&1; then
+            git checkout -B main origin/main
+            git reset --hard origin/main
+          else
+            echo "ERROR: origin/main not found for FracturedJson"
+            git show-ref || true
+            exit 1
+          fi
+          popd
+        else
+          echo "ERROR: FracturedJson directory not found after init"
+          exit 1
+        fi
+  
     - name: Install uv and set the python version
       uses: astral-sh/setup-uv@v5
       with: