feat(loop-monitor): add 'In Development' badge and bump to v6.3.37

- Add 'In Development' (开发中) badge to Loop Monitor navigation item
- Use yellow highlight to indicate development status
- Add i18n translations: nav.inDevelopment ('In Dev' / '开发中')
- Bump version to 6.3.37

The Loop Monitor feature is now clearly marked as under development,
helping users understand it may have limited functionality.

ccw/src/templates/dashboard-js/i18n.js

@@ -91,6 +91,7 @@ const i18n = {
     // Sidebar - Loops section
     'nav.loops': 'Loops',
     'nav.loopMonitor': 'Monitor',
+    'nav.inDevelopment': 'In Dev',
 
     // Sidebar - MCP section
     'nav.mcpServers': 'MCP Servers',
@@ -2672,6 +2673,7 @@ const i18n = {
     // Sidebar - Loops section
     'nav.loops': '循环',
     'nav.loopMonitor': '监控器',
+    'nav.inDevelopment': '开发中',
 
     // Sidebar - MCP section
     'nav.mcpServers': 'MCP 服务器',