feat(Drone): Add more configuration and split it

drone/server/docker-compose.postgres.yml

@@ -0,0 +1,16 @@
+---
+
+version: "3.8"
+
+# https://docs.drone.io/server/storage/database/
+# https://docs.drone.io/server/storage/encryption/
+
+services:
+  drone-server:
+    environment:
+      # https://docs.drone.io/server/reference/drone-database-secret/
+      DRONE_DATABASE_SECRET: ${DRONE_DATABASE_SECRET}
+      # https://docs.drone.io/server/reference/drone-database-driver/
+      DRONE_DATABASE_DRIVER: postgres
+      # https://docs.drone.io/server/reference/drone-database-datasource/
+      DRONE_DATABASE_DATASOURCE: postgres://${POSTGRES_USER:?err}:${POSTGRES_PASSWORD:?err}@${POSTGRES_CONTAINER_NAME:-postgres}:5432/${POSTGRES_DB:?err}?sslmode=disable