[codex] add MCP tools visibility management (#1170)

* feat(mcp): add tools visibility management

## Features
- Tools visibility modal with 3 modes: All, Include, Exclude
- 'Manage Tools' button on McpServerCard (enabled only when connected)
- 'Fetch Tools List' button to refresh available tools (raw mode)
- Responsive design for mobile (480px), tablet (768px), desktop (1280px)
- i18n translations for 9 languages (zh/en/zh-TW/ja/ko/de/es/fr/pt)

## Technical Details
- Add raw parameter to fetchMcpTools API for unfiltered tools
- Pass raw parameter through controller → bridgeMcpAction → client
- Backend _mcp_tools_list supports raw_mode to skip include/exclude filter
- 28 MCP unit tests pass (23 controller + 5 bridge action)

## Files Changed
- McpManagerView.vue: Tools visibility modal with mode selector
- McpServerCard.vue: Add manage tools button
- mcp.ts (client): Add raw parameter to fetchMcpTools
- mcp.ts (controller): Pass raw parameter to bridge
- mcp.ts (services): Pass raw parameter to client.mcpTools
- client.ts: Add raw parameter to mcpTools
- hermes_bridge.py: Support raw_mode in _mcp_tools_list
- 9 locale files: Add 14 translation keys each
- mcp-controller.test.ts: Add 3 new test cases
- bridge-mcp-action.test.ts: New test file for parameter passing

* Delete projects directory

chore: remove accidentally committed projects/ directory

* fix MCP tools visibility edge cases

* remove MCP docs screenshots

---------

Co-authored-by: Crafter-feng <succeed_happu@163.com>
Co-authored-by: Crafter-feng <37255449+Crafter-feng@users.noreply.github.com>

packages/client/src/i18n/locales/ja.ts

@@ -158,6 +158,24 @@ export default {
     invalidConfig: '設定形式が無効です',
     invalidServerConfig: 'サーバー設定が無効です',
     missingCommandOrUrl: 'command または url が必要です',
+    manageTools: 'ツール管理',
+    toolsVisibilityTitle: 'ツール可視性管理',
+    fetchTools: 'ツールリスト取得',
+    fetchToolsFailed: 'ツールリストの取得に失敗しました',
+    toolsMode: 'モード：',
+    toolsModeAll: 'すべて',
+    toolsModeInclude: '含める',
+    toolsModeExclude: '除外',
+    toolsListHeader: 'ツール名',
+    toolsEmpty: 'ツールがありません。まずツールリストを取得してください',
+    toolsSummaryAll: '合計 {count} ツール、すべて有効',
+    toolsSummaryInclude: '合計 {total} ツール、{count} 選択済み',
+    toolsSummaryExclude: '合計 {total} ツール、{count} 除外済み',
+    toolsVisibilitySaved: 'ツール可視性が保存されました',
+    toolsSelectAll: 'すべて選択',
+    toolsClearSelection: '選択をクリア',
+    toolsExcludeAll: 'すべて除外',
+    toolsClearExcluded: '除外をクリア',
   },
 
   sidebar: {