feat(subscription): add Stripe action controls

Add subscription action handling and tests for cancel, resume, and refund flows while resolving StripeClient through the container.

database/migrations/2026_05_29_000000_encrypt_application_deployment_configuration_columns.php

@@ -11,12 +11,21 @@ return new class extends Migration
      */
     public function up(): void
     {
+        // SQLite (testing) uses type affinity, so json columns already accept text
+        if (DB::connection()->getDriverName() !== 'pgsql') {
+            return;
+        }
+
         DB::statement('ALTER TABLE application_deployment_queues ALTER COLUMN configuration_snapshot TYPE text USING configuration_snapshot::text');
         DB::statement('ALTER TABLE application_deployment_queues ALTER COLUMN configuration_diff TYPE text USING configuration_diff::text');
     }
 
     public function down(): void
     {
+        if (DB::connection()->getDriverName() !== 'pgsql') {
+            return;
+        }
+
         DB::statement('ALTER TABLE application_deployment_queues ALTER COLUMN configuration_snapshot TYPE json USING configuration_snapshot::json');
         DB::statement('ALTER TABLE application_deployment_queues ALTER COLUMN configuration_diff TYPE json USING configuration_diff::json');
     }