♻️ refactor: clean up code formatting and improve readability

- Fix inconsistent indentation across multiple engine files
- Remove trailing whitespace and add missing newlines
- Improve code formatting in prompt generation functions
- Break long lines for better readability
- Standardize spacing and brackets placement

src/engine/azure.ts

@@ -53,7 +53,7 @@ export class AzureEngine implements AiEngine {
       if (message?.content === null) {
         return undefined;
       }
-      
+
       let content = message?.content;
       return removeContentTags(content, 'think');
     } catch (error) {