feat: bootstrap clickthrough server, skill docs, and syntax CI

.gitea/workflows/python-syntax.yml

@@ -0,0 +1,29 @@
+name: python-syntax
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  syntax-check:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+
+      - name: Syntax check (py_compile)
+        run: |
+          files=$(git ls-files '*.py')
+          if [ -z "$files" ]; then
+            echo "No Python files found"
+            exit 0
+          fi
+          python -m py_compile $files
+
+      - name: Compile all (sanity)
+        run: python -m compileall -q server examples