docs: update overview, features reference and AGENTS.md for team-mode

docs/guide/overview.md

@@ -275,6 +275,7 @@ Claude Code doesn't have this. It takes your prompt and runs. Oh My OpenAgent th
 - **[Installation Guide](./installation.md)** — Complete setup instructions, provider authentication, and troubleshooting
 - **[Orchestration Guide](./orchestration.md)** — Deep dive into agent collaboration, planning with Prometheus, and execution with Atlas
 - **[Agent-Model Matching Guide](./agent-model-matching.md)** — Which models work best for each agent and how to customize
+- **[Team Mode Guide](./team-mode.md)** — Parallel multi-agent coordination (OFF by default); 12 `team_*` tools, shared mailbox, shared task list, optional tmux layout
 - **[Configuration Reference](../reference/configuration.md)** — Full config options with examples
 - **[Features Reference](../reference/features.md)** — Complete feature documentation
 - **[Manifesto](../manifesto.md)** — Philosophy behind the project

docs/reference/features.md

@@ -94,6 +94,12 @@ When running inside tmux:
 
 Customize agent models, prompts, and permissions in `oh-my-opencode.jsonc`.
 
+### Team Mode (experimental, OFF by default)
+
+Parallel multi-agent coordination modeled after Claude Code's experimental Agent Teams. Enable via `team_mode.enabled: true`. Exposes 12 `team_*` tools for spawning a lead + up to 8 members, a shared deferred-ack mailbox, a shared task list with file-locked claims, optional per-member git worktrees, and an optional tmux layout that streams each member's session output into dedicated panes.
+
+See the **[Team Mode Guide](../guide/team-mode.md)** for configuration, team spec format, lifecycle, bounds, and storage layout.
+
 ## Category System
 
 A Category is an agent configuration preset optimized for specific domains. Instead of delegating everything to a single AI agent, it is far more efficient to invoke specialists tailored to the nature of the task.