chore(cleanup): remove discord-control-api sidecar and stale config/docs hooks

Makefile

@@ -1,4 +1,4 @@
-.PHONY: check check-rules test-api up down smoke render-config package-plugin discord-control-up smoke-discord-control
+.PHONY: check check-rules test-api up down smoke render-config package-plugin
 
 check:
 	cd plugin && npm run check
@@ -24,8 +24,3 @@ render-config:
 package-plugin:
 	node scripts/package-plugin.mjs
 
-discord-control-up:
-	cd discord-control-api && node server.mjs
-
-smoke-discord-control:
-	./scripts/smoke-discord-control.sh