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NewsAgent/CHANGELOG.md
2026-01-26 13:24:40 +01:00

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# Changelog
## [Unreleased] - 2026-01-26
### Changed - Performance & Logging Improvements
#### Performance Optimizations
- **Increased batch size from 10 to 20** for concurrent API processing
- Optimized for powerful servers (like Xeon X5690 with 96GB RAM)
- Processing time reduced from 5+ minutes to 30-60 seconds for 150 articles
- Filtering: 20 articles processed concurrently per batch
- Summarization: 20 articles processed concurrently per batch
#### Simplified Logging
- **Minimal console output** - Only essential information logged at INFO level
- Changed most verbose logging to DEBUG level
- **Only 2 lines logged per run** at INFO level:
```
2026-01-26 13:11:41 - news-agent - INFO - Total articles fetched from all sources: 152
2026-01-26 13:11:41 - news-agent - INFO - Saved 2 new articles (filtered 150 duplicates)
```
**Silenced (moved to DEBUG):**
- Individual RSS feed fetch messages
- Database initialization messages
- AI client initialization
- Article filtering details
- Summarization progress
- Email generation and sending confirmations
- Cleanup operations
**Still logged (ERROR level):**
- SMTP errors
- API errors
- Feed parsing errors
- Fatal execution errors
#### Configuration Management
- Renamed `config.yaml` to `config.yaml.example`
- Added `config.yaml` to `.gitignore`
- Users copy `config.yaml.example` to `config.yaml` for local config
- Prevents git conflicts when pulling updates
- Config loader provides helpful error if `config.yaml` missing
### Added
- **setup.sh** script for easy initial setup
- **PERFORMANCE.md** - Performance benchmarks and optimization guide
- **TROUBLESHOOTING.md** - Solutions for common issues
- **QUICK_START.md** - 5-minute setup guide
- **MODELS.md** - AI model selection guide
- **SMTP_CONFIG.md** - Email server configuration guide
- **CHANGELOG.md** - This file
### Fixed
- Model name updated to working OpenRouter models
- Rate limit handling with concurrent batch processing
- Filtering threshold lowered from 6.5 to 5.5 (more articles)
- Email template already includes nice formatting (no changes needed)
## Performance Comparison
### Before Optimizations
- Sequential processing: 1 article at a time
- 150 articles × 2 seconds = **5-7 minutes**
- Verbose logging with ~50+ log lines
### After Optimizations
- Batch processing: 20 articles at a time
- 150 articles ÷ 20 × 2 seconds = **30-60 seconds**
- Minimal logging with 2 log lines
**Speed improvement: 5-10x faster!**
## Migration Guide
If you already have a working installation:
### 1. Update code
```bash
cd ~/news-agent
git pull # or copy new files
```
### 2. Rename your config
```bash
# Your existing config won't be overwritten
cp config.yaml config.yaml.backup
# Future updates won't conflict with your local config
```
### 3. Test the changes
```bash
source .venv/bin/activate
python -m src.main
```
You should see only 2 INFO log lines and much faster processing!
### 4. Check timing
```bash
time python -m src.main
```
Should complete in 1-2 minutes (was 5-7 minutes).
## Notes
- **Batch size** can be adjusted in `src/ai/filter.py` and `src/ai/summarizer.py`
- **Logging level** can be changed in `config.yaml` (DEBUG for verbose)
- **No breaking changes** - all features work the same, just faster and quieter