docs: update AGENTS docs for MCP-backed LSP architecture

AGENTS.md

@@ -19,12 +19,12 @@ oh-my-opencode/
 │   ├── create-hooks.ts       # 5-tier hook composition
 │   ├── agents/               # 11 agents (Sisyphus, Hephaestus, Oracle, Librarian, Explore, Atlas, Prometheus, Metis, Momus, Multimodal-Looker, Sisyphus-Junior)
 │   ├── hooks/                # ~52 lifecycle hooks across 59 dirs (incl. 5 zauc-mocks + 1 shared + 1 `.sisyphus/` legacy state)
-│   ├── tools/                # 16 tool dirs; produces 20–39 tools (config-gated)
+│   ├── tools/                # 15 native tool dirs; LSP tools now served via built-in MCP
 │   ├── features/             # 20 feature modules (incl. team-mode, background-agent, skill-mcp-manager, opencode-skill-loader, tmux-subagent, mcp-oauth, claude-code-plugin-loader, boulder-state, etc.)
 │   ├── shared/               # 278 utility files (170 non-test); logger → oh-my-opencode.log in os.tmpdir() (50 MB cap, .1/.2 backups)
 │   ├── config/               # Zod v4 schema system (30 schema files)
 │   ├── cli/                  # CLI: install, run, doctor, mcp-oauth, refresh-model-capabilities, get-local-version, boulder
-│   ├── mcp/                  # 3 built-in remote MCPs (websearch, context7, grep_app)
+│   ├── mcp/                  # 4 built-in MCPs (3 remote + local stdio lsp)
 │   ├── plugin/               # 10 OpenCode hook handlers + 5-tier hook composition
 │   ├── plugin-handlers/      # 6-phase config loading pipeline
 │   ├── openclaw/             # Bidirectional external integration (Discord/Telegram/HTTP/shell + reply listener daemon)
@@ -87,6 +87,8 @@ pluginModule.server(input, options)
 
 **Always on (20):** `lsp_goto_definition`, `lsp_find_references`, `lsp_symbols`, `lsp_diagnostics`, `lsp_prepare_rename`, `lsp_rename`, `grep`, `glob`, `ast_grep_search`, `ast_grep_replace`, `session_list`, `session_read`, `session_search`, `session_info`, `background_output`, `background_cancel`, `call_omo_agent`, `task` (delegate), `skill`, `skill_mcp`.
 
+> Note: `lsp_*` tool names are now served by built-in MCP server `lsp` (via `vendor/lsp-tools-mcp`), preserving existing names through OpenCode MCP namespacing.
+
 **Conditional:** `look_at` (+1, multimodal-looker not disabled), `interactive_bash` (+1, `tmux` binary available on PATH via `isInteractiveBashEnabled()`), `task_create`/`task_get`/`task_list`/`task_update` (+4, `experimental.task_system`), `edit` (+1, `hashline_edit`), `team_create`/`team_delete`/`team_shutdown_request`/`team_approve_shutdown`/`team_reject_shutdown`/`team_send_message`/`team_task_create`/`team_task_list`/`team_task_update`/`team_task_get`/`team_status`/`team_list` (+12, `team_mode.enabled`).
 
 ## TEAM MODE
@@ -146,7 +148,7 @@ Schema autocomplete: `"$schema": "https://raw.githubusercontent.com/code-yeongyu
 
 | Tier | Source | Loader | Mechanism |
 |------|--------|--------|-----------|
-| 1. Built-in | `src/mcp/` | `createBuiltinMcps()` | 3 remote HTTP: websearch (Exa/Tavily), context7, grep_app |
+| 1. Built-in | `src/mcp/` | `createBuiltinMcps()` | 3 remote HTTP + 1 local stdio MCP (`lsp`) |
 | 2. Claude Code | `.mcp.json` (project + user) | `claude-code-mcp-loader` | `${VAR}` env expansion (allowlist via `mcp_env_allowlist`) |
 | 3. Skill-embedded | SKILL.md YAML frontmatter | `SkillMcpManager` (per-session) | stdio + HTTP, OAuth 2.0 + PKCE + DCR step-up |
 
@@ -156,9 +158,9 @@ Schema autocomplete: `"$schema": "https://raw.githubusercontent.com/code-yeongyu
 |------|----------|-------|
 | Add new agent | `src/agents/` + `src/agents/builtin-agents/` | `createXXXAgent` factory + `mode: "primary" \| "subagent" \| "all"` |
 | Add new hook | `src/hooks/{name}/` + register in `src/plugin/hooks/create-*-hooks.ts` | Pick the right tier (Session/ToolGuard/Transform/Continuation/Skill) |
-| Add new tool | `src/tools/{name}/` + register in `src/plugin/tool-registry.ts` | Factory `createXXXTool` (most) or direct `ToolDefinition` (LSP, interactive_bash) |
+| Add new tool | `src/tools/{name}/` + register in `src/plugin/tool-registry.ts` | Factory `createXXXTool` (most) or direct `ToolDefinition` (interactive_bash) |
 | Add new feature module | `src/features/{name}/` | Standalone module wired into `plugin/` layer |
-| Add new MCP (tier 1) | `src/mcp/` + register in `createBuiltinMcps()` | Remote HTTP only |
+| Add new MCP (tier 1) | `src/mcp/` + register in `createBuiltinMcps()` | Remote HTTP or local stdio |
 | Add new built-in skill | `src/features/builtin-skills/skills/{name}.ts` + register in `skills.ts` | Implement `BuiltinSkill` interface |
 | Add new command | `src/features/builtin-commands/` | Templates in `templates/` |
 | Add new CLI subcommand | `src/cli/cli-program.ts` | Commander.js subcommand |