fix(membership-fees): add DB constraints for enum and decimal precision

.drone.yml

@@ -4,7 +4,7 @@ name: check
 
 services:
   - name: postgres
-    image: docker.io/library/postgres:17.7
+    image: docker.io/library/postgres:17.6
     environment:
       POSTGRES_USER: postgres
       POSTGRES_PASSWORD: postgres
@@ -57,7 +57,7 @@ steps:
       - mix gettext.extract --check-up-to-date
 
   - name: wait_for_postgres
-    image: docker.io/library/postgres:17.7
+    image: docker.io/library/postgres:17.6
     commands:
       # Wait for postgres to become available
       - |

docker-compose.prod.yml

@@ -33,7 +33,7 @@ services:
     restart: unless-stopped
 
   db-prod:
-    image: postgres:17.7-alpine
+    image: postgres:16-alpine
     container_name: mv-prod-db
     environment:
       POSTGRES_USER: postgres

docker-compose.yml

@@ -4,7 +4,7 @@ networks:
 
 services:
   db:
-    image: postgres:17.7-alpine
+    image: postgres:17.6-alpine
     environment:
       POSTGRES_USER: postgres
       POSTGRES_PASSWORD: postgres