# Implementation Tasks

## 1. Template Creation
- [x] 1.1 Create Swiss letter LaTeX template at `src/.claude/templates/swiss-letter.tex`
- [x] 1.2 Configure scrlttr2 with Swiss Norm (SN) settings
- [x] 1.3 Add proper encoding (UTF-8, T1 font encoding) for German characters
- [x] 1.4 Implement hyperlinks for email addresses
- [x] 1.5 Add Pandoc variable placeholders for all frontmatter fields
- [x] 1.6 Add inline comments explaining customizable sections
- [x] 1.7 Test template with sample data to ensure proper formatting

## 2. Slash Command Implementation
- [x] 2.1 Create command file at `src/.claude/commands/convert-cover-letter.md`
- [x] 2.2 Implement cover letter file detection logic
- [x] 2.3 Implement environment validation checks (Pandoc, LaTeX)
- [x] 2.4 Add platform-specific installation instructions
- [x] 2.5 Implement frontmatter parsing and validation
- [x] 2.6 Build Pandoc command with correct arguments
- [x] 2.7 Execute conversion and capture output
- [x] 2.8 Implement error handling for common failure scenarios
- [x] 2.9 Add success message with file path output

## 3. Error Handling & Messaging
- [x] 3.1 Create clear error message for missing cover letter
- [x] 3.2 Create error message for missing required frontmatter fields
- [x] 3.3 Create installation guide for Pandoc (apt, brew, winget)
- [x] 3.4 Create installation guide for LaTeX packages
- [x] 3.5 Add error handling for YAML parsing failures
- [x] 3.6 Add error handling for LaTeX compilation failures
- [x] 3.7 Add error handling for file permission issues
- [x] 3.8 Add timeout handling for long-running conversions

## 4. Testing
- [x] 4.1 Test with complete frontmatter and body content
- [x] 4.2 Test with minimal required frontmatter only
- [x] 4.3 Test with optional enclosures list
- [x] 4.4 Test with missing cover-letter.md file
- [x] 4.5 Test with invalid YAML frontmatter
- [x] 4.6 Test with missing required frontmatter fields
- [x] 4.7 Test with special characters (ä, ö, ü, ß) in German text
- [x] 4.8 Test environment validation when Pandoc is missing
- [x] 4.9 Test environment validation when LaTeX is missing
- [x] 4.10 Test error handling for file permission issues
- [x] 4.11 Verify Swiss address window positioning with printed output
- [x] 4.12 Verify date formatting follows Swiss convention

## 5. Documentation
- [x] 5.1 Document required frontmatter structure
- [x] 5.2 Document system requirements (Pandoc, LaTeX)
- [x] 5.3 Add example cover-letter.md with complete frontmatter
- [x] 5.4 Document troubleshooting steps for common errors
- [x] 5.5 Add template customization guide

## 6. Integration
- [x] 6.1 Update test directory with new command
- [x] 6.2 Update test directory with new template
- [x] 6.3 Ensure compatibility with existing cover letter generation
- [x] 6.4 Verify workflow integration (step 7 in project.md)