fix(translate): increase token limit and improve prompt for full translation (no summarizing)

src/services/gemini.ts

@@ -39,8 +39,8 @@ export async function generateGemini(prompt: string, systemPrompt: string): Prom
             }]
           }],
           generationConfig: {
-            maxOutputTokens: 1000,
-            temperature: 0.7
+            maxOutputTokens: 2048,
+            temperature: 0.2
           }
         })
       });