feat: complete Dirigent rename + all TASKLIST items

- Task 1: Identity prompt now includes Discord userId
- Task 2: Added configurable schedulingIdentifier (default: ➡️)
- Task 3: Moderator handoff uses <@userId>+identifier instead of semantic messages
- Task 4: All prompts/comments/help text converted to English
- Task 5: Full project rename WhisperGate → Dirigent across all files

Breaking: config key changed from plugins.entries.whispergate to plugins.entries.dirigent
Breaking: channel policies file renamed to dirigent-channel-policies.json
Breaking: tool name changed from whispergate_tools to dirigent_tools

CHANGELOG.md

@@ -4,15 +4,15 @@
 
 - Added no-reply API service (`/v1/chat/completions`, `/v1/responses`, `/v1/models`)
 - Added optional bearer auth (`AUTH_TOKEN`)
-- Added WhisperGate plugin with deterministic rule gate
+- Added Dirigent plugin with deterministic rule gate
 - Added discord-specific 🔚 prompt injection for bypass/end-symbol paths
 - Added containerization (`Dockerfile`, `docker-compose.yml`)
 - Added helper scripts for smoke/dev lifecycle and rule validation
 - Added no-touch config rendering and integration docs
-- Added installer script with rollback (`scripts/install-whispergate-openclaw.sh`)
+- Added installer script with rollback (`scripts/install-dirigent-openclaw.sh`)
   - supports `--install` / `--uninstall`
   - uninstall restores all recorded changes
-  - writes install/uninstall records under `~/.openclaw/whispergate-install-records/`
+  - writes install/uninstall records under `~/.openclaw/dirigent-install-records/`
 - Added discord-control-api with:
   - `channel-private-create` (create private channel for allowlist)
   - `channel-private-update` (update allowlist/overwrites for existing channel)