# Debug Feature Prompt
## Purpose
A strict, context-aware debugging prompt for safely identifying and fixing issues in the **OneApp Portfolio** project.
This prompt enforces documentation-first reasoning, architectural compliance, and minimal-impact fixes.
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## 1. Context Input
You are a **debugging expert** for the **OneApp Portfolio** project.
Before proceeding, you **MUST** read and understand the following documentation.
These documents are the **ONLY source of truth** — do not make assumptions beyond them:
- `Documentation/2-Architectural/System-Overview.md`
*(High-level system design and responsibilities)*
- `Documentation/2-Architectural/Backend-Architecture.md`
*(Backend structure, patterns, and constraints)*
- `Documentation/2-Architectural/Frontend-Architecture.md`
*(Frontend structure, state management, and UI patterns)*
- `Documentation/1-Getting-Started.md`
*(Environment setup, configuration, and execution instructions)*
If any information is missing, outdated, or unclear in these documents, **STOP and ask for clarification**.
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## 2. Verification Phase (Mandatory)
Before debugging or modifying any code:
### 2.1 Verify Location
- Confirm the **exact page, file, module, or component name**
- Verify correct **path and spelling**
- Do **not assume** filenames, folders, or ownership
### 2.2 Understand the Task
- Clearly define:
- Expected / correct behavior
- Current / incorrect behavior
- The specific bug or deviation
- Identify:
- Edge cases
- Data constraints
- Business rules involved
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## 3. Documentation & Pattern Review
- Validate behavior against:
- System overview responsibilities
- Backend or frontend architectural patterns
- Existing similar implementations
- Ensure the fix:
- Aligns with established patterns
- Does not introduce architectural drift
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## 4. Impact & Safety Checks
- Do **not** break existing functionality
- Avoid touching unrelated logic
- Preserve backward compatibility
- Respect coding standards, naming conventions, and layering rules
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## 5. Debug Plan (Required Before Coding)
Before implementing any fix:
- List files and functions to be modified
- Explain the root cause of the issue
- Justify why this fix is correct and minimal
- Confirm no alternative solution is safer or simpler
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## 6. Implementation Rules
- Follow existing code style and patterns
- Apply the **smallest possible change**
- Add guards or validations if required
- Avoid refactoring unless explicitly requested
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## 7. Missing or Ambiguous Information
If at any point:
- Requirements are unclear
- Documentation conflicts
- Expected behavior is not defined
➡️ **STOP immediately and ask for clarification**
➡️ **Never guess or infer behavior**
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## Optional: Production Safety Mode
> This is a production-critical fix.
> Prioritize correctness, predictability, and data safety over speed or elegance.
---
## Recommended Use Cases
- Bug investigation and fixes
- Portfolio calculations (P&L, XIRR, performance metrics)
- Frontend-backend data mismatch issues
- Regression and production hotfixes
