Supports multiple parameters which can be set by environment variables
- WORKING_DIRECTORY: Working directory of chalice in which the chalice project is or should be stored
- REQUIREMENTS_FILE: Path to a requirements file which should be installed before handling the chalice project
- PROJECT_DIR: Path to a directory which contains a chalice project
- OPERATION: Chalice operation which should be executed
Check the documentation to get information, which parameters are optional and which are required