Streamlined Preferences Setup and Default Model (#148)

* Update: Streamlinded setup and Default Model

* Update: version increment

src/keys.ts

@@ -4,6 +4,7 @@ export const Keys = {
     clientToken: getEnvVar('CLIENT_TOKEN'),
     ipAddress: getEnvVar('OLLAMA_IP', '127.0.0.1'), // default ollama ip if none
     portAddress: getEnvVar('OLLAMA_PORT', '11434'), // default ollama port if none
+    defaultModel: getEnvVar('MODEL', 'llama3.2')
 } as const // readonly keys
 
 export default Keys