feat(self-host): add an overlay that turns off bundled seaweedfs (#3041)

deploy/self-hosting/.env.example

@@ -84,6 +84,11 @@ MEILI_MASTER_KEY=CHANGE_ME
 #FLUXER_S3_BUCKET_UPLOADS=fluxer-uploads
 #FLUXER_S3_BUCKET_REPORTS=fluxer-reports
 #FLUXER_S3_BUCKET_HARVESTS=fluxer-harvests
+# With the object store outside the stack, add this overlay to COMPOSE_FILE and
+# the bundled seaweedfs no longer starts. Put it after any other overlay, such as
+# docker-compose.yml:docker-compose.proxy.yml:external-object-store.compose.yml.
+# Needs Compose 2.24.4 or newer.
+#COMPOSE_FILE=docker-compose.yml:external-object-store.compose.yml
 
 # The other bundled services, pointed elsewhere. Removing a service from the
 # stack belongs in an override file, since an upgrade replaces docker-compose.yml.

deploy/self-hosting/external-object-store.compose.yml

@@ -0,0 +1,14 @@
+services:
+  seaweedfs:
+    profiles: [bundled-object-store]
+  seaweedfs-init:
+    profiles: [bundled-object-store]
+  api:
+    depends_on:
+      seaweedfs-init: !reset null
+  worker:
+    depends_on:
+      seaweedfs-init: !reset null
+  media-proxy:
+    depends_on:
+      seaweedfs-init: !reset null