Feat/mobile deployment automation

.github/actions/mobile-setup/action.yml

@@ -47,11 +47,55 @@ runs:
       with:
         node-version: ${{ inputs.node_version }}
 
+    - name: Configure bundler
+      shell: bash
+      run: |
+        cd ${{ inputs.app_path }}
+        bundle config set --local path 'vendor/bundle'
+        bundle config set --local deployment 'true'
+        echo "✅ Bundler configured for strict mode (deployment=true)"
+
     - name: Install app dependencies
       shell: bash
       run: |
         cd ${{ inputs.app_path }}
+
+        # Configure Yarn
         corepack enable
         yarn set version 4.6.0
-        yarn install
+
+        echo "📦 Installing JavaScript dependencies with strict lock file..."
+        if ! yarn install --immutable; then
+          echo ""
+          echo "❌ ERROR: yarn.lock is out of date!"
+          echo ""
+          echo "This happens when package.json was modified but yarn.lock wasn't updated."
+          echo ""
+          echo "To fix this:"
+          echo "  1. Run 'yarn install' locally in the app directory"
+          echo "  2. Commit the updated yarn.lock file"
+          echo "  3. Push your changes"
+          echo ""
+          echo "This ensures everyone has the exact same dependency versions."
+          exit 1
+        fi
+
+        # Run mobile-specific installation
         yarn install-app:mobile-deploy
+
+        # Install Ruby gems with bundler (respecting cache)
+        echo "📦 Installing Ruby gems with strict lock file..."
+        if ! bundle install --jobs 4 --retry 3; then
+          echo ""
+          echo "❌ ERROR: Gemfile.lock is out of date!"
+          echo ""
+          echo "This happens when Gemfile was modified but Gemfile.lock wasn't updated."
+          echo ""
+          echo "To fix this:"
+          echo "  1. Run 'bundle install' locally in the app directory"
+          echo "  2. Commit the updated Gemfile.lock file"
+          echo "  3. Push your changes"
+          echo ""
+          echo "This ensures everyone has the exact same gem versions."
+          exit 1
+        fi