prepare for better Docker usage

- Docker image will now extend Docker Compose for common compose use-cases
- Removed old unused Dockerfile
- Add example docker-compose.yml

Author: Southclaws

Dockerfile

@@ -1,3 +1,3 @@
-FROM scratch
+FROM docker/compose
 COPY wadsworth /bin/wadsworth
 ENTRYPOINT ["wadsworth"]

Dockerfile.release

@@ -0,0 +1,13 @@
+version: 3
+services:
+  image: southclaws/wadsworth:v1
+  environment:
+    HOSTNAME: ${HOSTNAME}
+    DEBUG: "1"
+    DIRECTORY: "/cache"
+    CHECK_INTERVAL: "10s"
+    VAULT_ADDR: "https://vault.my.infra.systems"
+    VAULT_TOKEN: ${VAULT_TOKEN}
+    VAULT_PATH: "a/subdirectory/inside/vault/"
+  volumes:
+    - /var/run/docker.sock:/var/run/docker.sock