Add CI workflow — shellcheck + syntax validation + container stats

Author: Michae2xl

.github/workflows/ci.yml

@@ -0,0 +1,40 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  validate:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Shellcheck install.sh
+        uses: ludeeus/action-shellcheck@master
+        with:
+          scandir: './scripts'
+          severity: warning
+
+      - name: Verify script syntax
+        run: |
+          for f in scripts/*.sh; do
+            echo "Checking $f..."
+            bash -n "$f" || exit 1
+          done
+          echo "All scripts valid ✓"
+
+      - name: Count containers and checks
+        run: |
+          containers=$(grep -c 'container_name:' scripts/install.sh)
+          healthchecks=$(grep -c 'healthcheck:' scripts/install.sh)
+          limits=$(grep -c 'memory:' scripts/install.sh)
+          echo "Containers: $containers"
+          echo "Health checks: $healthchecks"
+          echo "Resource limits: $limits"
+          echo "## Stats" >> $GITHUB_STEP_SUMMARY
+          echo "- Containers: $containers" >> $GITHUB_STEP_SUMMARY
+          echo "- Health checks: $healthchecks" >> $GITHUB_STEP_SUMMARY
+          echo "- Resource limits: $limits" >> $GITHUB_STEP_SUMMARY