fix: no hardcoded secrets

compose.yml

@@ -31,6 +31,9 @@ services:
       - "data:/data"
     secrets:
       - db_password
+      - registration_shared_secret
+      - macaroon_secret_key
+      - form_secret
     environment:
       - DISABLE_FEDERATION
       - DOMAIN
@@ -100,3 +103,12 @@ secrets:
   db_password:
     external: true
     name: ${STACK_NAME}_db_password_${SECRET_DB_PASSWORD_VERSION}
+  registration_shared_secret:
+    external: true
+    name: ${STACK_NAME}_db_password_${SECRET_REGISTRATION_SHARED_SECRET_VERSION}
+  macaroon_secret_key:
+    external: true
+    name: ${STACK_NAME}_db_password_${SECRET_MACAROON_SECRET_KEY_VERSION}
+  form_secret:
+    external: true
+    name: ${STACK_NAME}_db_password_${SECRET_FORM_SECRET_VERSION}