/details

Generate PR title and description to file

# PR Details Command

Generate a comprehensive PR description comparing current branch with base branch, save to `PR_DETAILS.md`.

## Arguments

- **No argument**: Auto-detect base branch (main > master > develop > development)
- **`base-branch`**: Use specified branch as base for comparison

## Pre-execution Validation

**CRITICAL**: Always validate before running analysis:



**Requirements:**
- Base branch must exist in repository
- Current branch must NOT be the base branch (avoid empty diffs)

## Process

1. **Detect base branch** (if not specified):
   

2. **Gather context** (run in ...