example-service: only one workflow to avoid breakage

testdata/example-service/.forgejo/workflows/postgresql.yml

@@ -1,19 +0,0 @@
-on: [push]
-
-jobs:
-  test:
-    runs-on: docker
-    container:
-      image: code.forgejo.org/oci/debian:bookworm
-
-    services:
-      pgsql:
-        image: code.forgejo.org/oci/postgres:15
-        env:
-          POSTGRES_DB: test
-          POSTGRES_PASSWORD: postgres
-    steps:
-    - run: |
-       apt-get update -qq
-       apt-get install -y -qq  postgresql-client
-       PGPASSWORD=postgres psql -h pgsql -U postgres -c '\dt' test

testdata/example-service/.forgejo/workflows/test.yml

@@ -2,9 +2,29 @@ on: [push]
 
 jobs:
   #
+  # No volume involved
+  #
+  simple:
+    runs-on: docker
+    container:
+      image: code.forgejo.org/oci/debian:bookworm
+
+    services:
+      pgsql:
+        image: code.forgejo.org/oci/postgres:15
+        env:
+          POSTGRES_DB: test
+          POSTGRES_PASSWORD: postgres
+    steps:
+    - run: |
+       apt-get update -qq
+       apt-get install -y -qq  postgresql-client
+       PGPASSWORD=postgres psql -h pgsql -U postgres -c '\dt' test
+  #
   # A --volume option will expose the volume from the docker host to the job
   #
   volume-on-step:
+    needs: [simple]
     runs-on: docker
     container:
       image: code.forgejo.org/oci/debian:bookworm
@@ -19,6 +39,7 @@ jobs:
   # A --volume option will expose the volume from the docker host to the service
   #
   volume-on-service:
+    needs: [volume-on-step]
     runs-on: docker
     container:
       image: code.forgejo.org/oci/debian:bookworm