Imagepng Install | Cdnmimu Bot

sudo nano /etc/systemd/system/cdnmimu-bot.service Paste:

CDN_BASE_URL=https://cdnmimu.example.com CDN_API_KEY=your_secret_key_here BOT_PREFIX=! IMAGE_CACHE_DIR=/var/cache/cdnmimu/images MAX_PNG_SIZE_MB=10 Also set the IMAGE_FORMAT=png to force PNG output. The bot relies on sharp (Node.js) to handle PNGs. Verify installation: cdnmimu bot imagepng install

[Unit] Description=CDNMIMU ImagePNG Bot After=network.target [Service] Type=simple User=youruser WorkingDirectory=/home/youruser/bot-imagepng ExecStart=/usr/bin/npm start Restart=on-failure sudo nano /etc/systemd/system/cdnmimu-bot

sudo apt-get install libpng16-16 npm rebuild sharp Cause: Expired or incorrect API key. Fix: Generate a new key from the CDNMIMU dashboard and update .env . Ensure no trailing spaces in the value. Error 3: ENOENT: no such file or directory, open './cache/image.png' Cause: Cache directory not created. Fix: Error 3: ENOENT: no such file or directory, open '

sudo systemctl enable cdnmimu-bot sudo systemctl start cdnmimu-bot Running a bot that interacts with a CDN and manipulates images carries risks. Follow these rules. 7.1 Validate All Incoming URLs Never let users pass arbitrary file paths. Use a whitelist of allowed CDNMIMU buckets or enforce HTTPS with a domain regex. 7.2 Set File Size Limits In your bot code:

const response = await axios.get(url, timeout: 15000, retries: 3 ); Once the basic cdnmimu bot imagepng install is complete, consider these pro tips. 6.1 Enabling PNG Quantization To reduce file size dramatically (up to 70% for 32-bit PNGs), enable paletted output: