docs: fix internal doc links

docs/reference/RELEASING.md

@@ -36,9 +36,9 @@ Use `pnpm` (Node 22+) from the repo root. Keep the working tree clean before tag
 - [ ] Build + sign the macOS app, then zip it for distribution.
 - [ ] Generate the Sparkle appcast (HTML notes via [`scripts/make_appcast.sh`](https://github.com/clawdbot/clawdbot/blob/main/scripts/make_appcast.sh)) and update `appcast.xml`.
 - [ ] Keep the app zip (and optional dSYM zip) ready to attach to the GitHub release.
-- [ ] Follow [`docs/mac/release.md`](/mac/release) for the exact commands and required env vars.
+- [ ] Follow [`docs/mac/release.md`](/platforms/mac/release) for the exact commands and required env vars.
   - `APP_BUILD` must be numeric + monotonic (no `-beta`) so Sparkle compares versions correctly.
-  - If notarizing, use the `clawdbot-notary` keychain profile created from App Store Connect API env vars (see [`docs/mac/release.md`](/mac/release)).
+  - If notarizing, use the `clawdbot-notary` keychain profile created from App Store Connect API env vars (see [`docs/mac/release.md`](/platforms/mac/release)).
 
 6) **Publish (npm)**
 - [ ] Confirm git status is clean; commit and push as needed.

docs/reference/rpc.md

@@ -14,7 +14,7 @@ Clawdbot integrates external CLIs via JSON-RPC. Two patterns are used today.
 - Health probe: `/api/v1/check`.
 - Clawdbot owns lifecycle when `signal.autoStart=true`.
 
-See [`docs/signal.md`](/signal) for setup and endpoints.
+See [`docs/signal.md`](/providers/signal) for setup and endpoints.
 
 ## Pattern B: stdio child process (imsg)
 - Clawdbot spawns `imsg rpc` as a child process.
@@ -27,7 +27,7 @@ Core methods used:
 - `send`
 - `chats.list` (probe/diagnostics)
 
-See [`docs/imessage.md`](/imessage) for setup and addressing (`chat_id` preferred).
+See [`docs/imessage.md`](/providers/imessage) for setup and addressing (`chat_id` preferred).
 
 ## Adapter guidelines
 - Gateway owns the process (start/stop tied to provider lifecycle).