Reduce redundancy of drone setup

scripts/Common/Software/docker/services/drone/docker-compose.core.yml

@@ -0,0 +1,23 @@
+services:
+  ci:
+    build:
+      context: .
+      dockerfile: ci.Dockerfile
+    restart: unless-stopped
+    env_file:
+      - server.common.env
+  docker:
+    image: drone/drone-runner-docker
+    restart: unless-stopped
+    env_file: runner.common.env
+    environment:
+      DRONE_RUNNER_NAME: docker-runner
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock
+  ssh:
+    image: drone/drone-runner-ssh
+    restart: unless-stopped
+    env_file:
+      - runner.common.env
+    environment:
+      DRONE_RUNNER_NAME: ssh-runner

scripts/Common/Software/docker/services/drone/docker-compose.templates.yml

@@ -1,27 +1,19 @@
 services:
   ci-template:
-    build:
-      context: .
-      dockerfile: ci.Dockerfile
-    restart: unless-stopped
-    env_file:
-      - server.common.env
+    extends:
+      file: docker-compose.core.yml
+      service: ci
+    env_file: []
     environment: {}
   docker-template:
-    image: drone/drone-runner-docker
-    restart: unless-stopped
+    extends:
+      file: docker-compose.core.yml
+      service: docker
     depends_on: []
-    env_file:
-      - runner.common.env
-    environment:
-      DRONE_RUNNER_NAME: docker-runner
-    volumes:
-      - /var/run/docker.sock:/var/run/docker.sock
+    env_file: []
   ssh-template:
-    image: drone/drone-runner-ssh
-    restart: unless-stopped
+    extends:
+      file: docker-compose.core.yml
+      service: ssh
     depends_on: []
-    env_file:
-      - runner.common.env
-    environment:
-      DRONE_RUNNER_NAME: ssh-runner
+    env_file: []

scripts/Common/Software/docker/services/drone/main.fish

@@ -19,7 +19,7 @@ begin
         echo "{}" | sudo tee "$config" >/dev/null
         echo "{}" | sudo tee "$secrets" >/dev/null
 
-        cp "$dir"/{ci.Dockerfile,.dockerignore} "$root"
+        cp "$dir"/{ci.Dockerfile,docker-compose.core.yml,.dockerignore} "$root"
         echo "DRONE_JSONNET_ENABLED=true" | sudo tee "$root/server.common.env" >/dev/null
         echo "DRONE_RUNNER_CAPACITY=2" | sudo tee "$root/runner.common.env" >/dev/null