# Build the tippecanoe layer (binary)

1. On an AWS Linux 2 instance or image:

    sudo yum update
    sudo yum install git clang sqlite-devel zlib-devel

2. Create a ZIP archive with the `tippecanoe` binary at `bin/tippecanoe` and upload as a Lambda layer
3. Copy [lambda_function.py](lambda_function.py) (python 3.9 runtime)
4. set the environment variable `OUTPUT_BUCKET` to your output bucket; give lambda IAM role access to input/output buckets