env var to set default model, display model on lower right (#110)

packages/cli/src/config/config.ts

@@ -34,7 +34,7 @@ function parseArguments(): CliArgs {
       alias: 'm',
       type: 'string',
       description: `The Gemini model to use. Defaults to ${DEFAULT_GEMINI_MODEL}.`,
-      default: DEFAULT_GEMINI_MODEL,
+      default: process.env.GEMINI_CODE_MODEL || DEFAULT_GEMINI_MODEL,
     })
     .option('debug_mode', {
       alias: 'z',

packages/cli/src/ui/App.tsx

@@ -145,6 +145,7 @@ export const App = ({ config, initialInput }: AppProps) => {
       )}
 
       <Footer
+        config={config}
         queryLength={query.length}
         debugMode={config.getDebugMode()}
         debugMessage={debugMessage}

packages/cli/src/ui/components/Footer.tsx

@@ -7,14 +7,17 @@
 import React from 'react';
 import { Box, Text } from 'ink';
 import { Colors } from '../colors.js';
+import { Config } from '@gemini-code/server';
 
 interface FooterProps {
+  config: Config;
   queryLength: number;
   debugMode: boolean;
   debugMessage: string;
 }
 
 export const Footer: React.FC<FooterProps> = ({
+  config,
   queryLength,
   debugMode,
   debugMessage,
@@ -46,7 +49,7 @@ export const Footer: React.FC<FooterProps> = ({
 
     {/* Right Section: Gemini Label */}
     <Box>
-      <Text color={Colors.AccentBlue}>Gemini</Text>
+      <Text color={Colors.AccentBlue}> {config.getModel()} </Text>
     </Box>
   </Box>
 );