Pull/Switch Model Commands Fix (#137)

* Update: Channel checker and channel name gone

* Add: note of where problem can be

* Update: Check if model already exists for Pull Command

* Add: User/Admin Command Constants

* Update: version increment

docker-compose.yml

@@ -7,7 +7,7 @@ services:
     build: ./                     # find docker file in designated path
     container_name: discord
     restart: always               # rebuild container always
-    image: kevinthedang/discord-ollama:0.7.1
+    image: kevinthedang/discord-ollama:0.7.2
     environment:
       CLIENT_TOKEN: ${CLIENT_TOKEN}
       OLLAMA_IP: ${OLLAMA_IP}