additional stripe changes and Billing info cleanup

backend/src/repositories/workspaceRepository.test.ts

@@ -46,6 +46,7 @@ test('createWorkspace inserts owner membership and returns the created workspace
           workspace_type: 'rescue',
           billing_email: 'billing@example.com',
           billing_plan: 'rescue_free',
+          billing_interval: 'monthly',
           created_at: '2026-04-14T00:00:00.000Z',
           updated_at: '2026-04-14T00:00:00.000Z',
         },
@@ -59,6 +60,7 @@ test('createWorkspace inserts owner membership and returns the created workspace
     workspaceType: 'rescue',
     billingEmail: 'billing@example.com',
     billingPlan: 'rescue_free',
+    billingInterval: 'monthly',
     owner: user,
   });
 
@@ -79,6 +81,7 @@ test('updateWorkspace converts an existing household flock to rescue without ins
         workspace_type: 'rescue',
         billing_email: 'billing@example.com',
         billing_plan: 'rescue_free',
+        billing_interval: 'monthly',
         subscription_status: 'active',
         rescue_verification_status: 'pending',
         created_at: '2026-04-14T00:00:00.000Z',
@@ -93,6 +96,7 @@ test('updateWorkspace converts an existing household flock to rescue without ins
     workspaceType: 'rescue',
     billingEmail: 'billing@example.com',
     billingPlan: 'rescue_free',
+    billingInterval: 'monthly',
   });
 
   assert.equal(workspace?.id, 42);
@@ -100,7 +104,7 @@ test('updateWorkspace converts an existing household flock to rescue without ins
   assert.equal(calls.length, 1);
   assert.match(calls[0].text, /UPDATE workspaces/);
   assert.doesNotMatch(calls[0].text, /INSERT INTO workspaces/);
-  assert.deepEqual(calls[0].params, [42, 'Converted Rescue', 'rescue', 'billing@example.com', 'rescue_free']);
+  assert.deepEqual(calls[0].params, [42, 'Converted Rescue', 'rescue', 'billing@example.com', 'rescue_free', 'monthly']);
 });
 
 test('deleteWorkspaceIfEmpty blocks deletion when birds are still assigned', async () => {