Update app.py

app.py

@@ -211,6 +211,7 @@ Your task is to process OCR-extracted text from images of Scratch 3.0 code block
    - Every hat block must end with `end`.  
    - Do not include explanations or comments.
    - **The pseudocode must always be returned as a single string separated by `\n` (not as a list of strings).**
+   - **Never use string concatenation (`+`) or arrays—only one continuous string.**
 
 4. **Formatting precautions**
    - Numbers → `(5)`, `(-130)`  
@@ -1221,6 +1222,7 @@ If you find any "Code-Blocks" then,
    - No comments or explanatory text—just the block sequence.
    - a natural language breakdown of each step taken after the event, formatted as a multi-line string representing pseudo-code. Ensure clarity and granularity—each described action should map closely to a Scratch block or tight sequence. 
    - **The pseudocode must be returned as a single string separated by `\n` (not as a list of strings).**
+   - **Never use string concatenation (`+`) or arrays—only one continuous string.**
    
 4. **Logic content**:
    - Build clear flow for mechanics (movement, jumping, flying, scoring, collisions).