feat(web-dashboard): complete settings, health, shared data and build integration

- Settings editor with API key masking and conflict detection
- Health dashboard with status cards and one-click fixes
- Home dashboard with stats and quick actions
- Shared data viewer for commands/skills/agents
- Build scripts for UI + server bundle
- Bundle size verification (<500KB gzipped)
- Pre-release checklist script

scripts/pre-release.sh

@@ -0,0 +1,39 @@
+#!/bin/bash
+# Pre-Release Checklist for CCS
+set -euo pipefail
+
+echo "=== Pre-Release Checklist ==="
+echo ""
+
+# 1. Version check
+echo "[i] Current version: $(node -p "require('./package.json').version")"
+
+# 2. Clean build
+echo "[i] Clean build..."
+rm -rf dist
+bun run build:all
+
+# 3. Bundle size
+echo "[i] Bundle size check..."
+node scripts/verify-bundle.js
+
+# 4. Lint & typecheck
+echo "[i] Lint & typecheck..."
+bun run validate
+
+# 5. Tests
+echo "[i] Running tests..."
+bun test
+
+# 6. Help consistency check
+echo "[i] Checking help text includes config command..."
+if ! grep -q "ccs config" src/commands/help-command.ts; then
+    echo "[!] Missing config in help-command.ts"
+fi
+
+# 7. Package contents
+echo "[i] Package contents..."
+npm pack --dry-run 2>&1 | head -20
+
+echo ""
+echo "=== Ready for release ==="