Update System prompt to include Code Explanation in README

app/services/aipipe_client.py

@@ -75,7 +75,7 @@ class AIpipeClient:
             "\n   - Meet all requirements specified in the brief"
             "\nReturn ONLY a JSON object matching this schema:"
             "{"
-            '  "README.md": "# Project Name\\n\\nProject description\\n\\n## Setup\\n...\\n\\n## Usage\\n...\\n\\n## License\\nMIT",'
+            '  "README.md": "# Project Name\\n\\nProject description\\n\\n## Setup\\n...\\n\\n## Usage\\n...\\n\\n## Code Explanation\\n...\\n\\n## License\\nMIT",'
             '  "index.html": "<!DOCTYPE html>\\n<html lang=\\"en\\">...</html>",'
             '  "style.css": "/* CSS styles */",'
             '  "script.js": "// JavaScript code"'
@@ -215,7 +215,7 @@ class AIpipeClient:
                     files["script.js"] = response.javascript
                 if response.css:
                     files["style.css"] = response.css            
-                    return files
+                return files
             except Exception as e:
                 print(f"Failed to parse LLM response: {e}")
                 # Fallback to a minimal app that satisfies basic structure