chore(workspace): add hardened startup/security workflows and skill suite

.gitignore

@@ -0,0 +1,29 @@
+# Secrets / local env
+.env
+.env.*
+*.pem
+*.key
+*.p12
+*.pfx
+
+# OpenClaw credentials and runtime state
+.openclaw/credentials/
+.openclaw/workspace-state.json
+
+# Logs and local runtime artifacts
+logs/
+*.log
+memory/*.tmp
+
+# Search/cache artifacts
+.searxng-last-request
+
+# Python / Node noise
+__pycache__/
+*.pyc
+node_modules/
+
+# OS/editor noise
+.DS_Store
+*.swp
+*.swo