Use published image on port 6989; ignore lookup.txt

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01DxCYYmNbLYNzeJpajyhKoK

.gitignore

@@ -8,3 +8,6 @@ wheels/
 
 # Virtual environments
 .venv
+
+# webhook lookup table (contains Discord webhook URLs)
+lookup.txt

docker-compose.yml

@@ -2,11 +2,11 @@ version: '3.8'
 
 services:
   webhookproxy:
-    build: .
+    image: torrtle/hooky:latest
     ports:
-      - "5000:5000"
+      - "6989:5000"
     environment:
       - FLASK_ENV=production
     volumes:
       - ./lookup.txt:/app/lookup.txt:ro
-    restart: unless-stopped
+    restart: unless-stopped