fix: finish channels rename sweep

docs/concepts/agent-loop.md

@@ -36,7 +36,7 @@ Short, exact flow of one agent run.
 - `assistant`: streamed deltas from pi-agent-core
 - `tool`: streamed tool events from pi-agent-core
 
-## Chat provider handling
+## Chat channel handling
 - Assistant deltas are buffered into chat `delta` messages.
 - A chat `final` is emitted on **lifecycle end/error**.
 

docs/concepts/model-providers.md

@@ -6,7 +6,7 @@ read_when:
 ---
 # Model providers
 
-This page covers **LLM/model providers** (not chat providers like WhatsApp/Telegram).
+This page covers **LLM/model providers** (not chat channels like WhatsApp/Telegram).
 For model selection rules, see [/concepts/models](/concepts/models).
 
 ## Quick rules

docs/platforms/mac/bundled-gateway.md

@@ -51,7 +51,7 @@ incompatible, update the global CLI to match the app version.
 ```bash
 clawdbot --version
 
-CLAWDBOT_SKIP_PROVIDERS=1 \
+CLAWDBOT_SKIP_CHANNELS=1 \
 CLAWDBOT_SKIP_CANVAS_HOST=1 \
 clawdbot gateway --port 18999 --bind loopback
 ```