switch to taking config by env

To help with ease of deployment, configuration now is administered through the use of environment variables.
This allows for easy configuration directly from the docker-compose file and is a much more robust solution.

.github/workflows/package-pr.yaml

@@ -58,27 +58,6 @@ jobs:
       - name: Relocate downloaded packages
         run: mv *.pkg.tar.gz packages/
 
-      - name: Write test config file
-        uses: DamianReeves/write-file-action@v1.0
-        with:
-          path: data/config.yaml
-          contents: |
-            log_level: DEBUG
-            bind_address: 0.0.0.0:2000
-            data_directory: /piston
-            runner_uid_min: 1100
-            runner_uid_max: 1500
-            runner_gid_min: 1100
-            runner_gid_max: 1500
-            disable_networking: false
-            output_max_size: 1024
-            max_process_count: 64
-            max_open_files: 2048
-            max_file_size: 1000000
-            repo_url: http://localhost:8000/index
-
-          write-mode: overwrite
-
       - name: Login to GitHub registry
         uses: docker/login-action@v1
         with:
@@ -90,7 +69,7 @@ jobs:
         run: |
           ls -la
           docker run -v $(pwd)'/repo:/piston/repo' -v $(pwd)'/packages:/piston/packages' -d --name repo docker.pkg.github.com/engineer-man/piston/repo-builder --no-build
-          docker run --network container:repo -v $(pwd)'/data:/piston' -d --name api docker.pkg.github.com/engineer-man/piston/api
+          docker run --network container:repo -v $(pwd)'/data:/piston' -e PISTON_LOG_LEVEL=DEBUG -e 'PISTON_REPO_URL=http://localhost:8000/index' -d --name api docker.pkg.github.com/engineer-man/piston/api
           echo Waiting for API to start..
           docker run --network container:api appropriate/curl -s --retry 10 --retry-connrefused http://localhost:2000/api/v1/runtimes