fix(core): hand an untokenized api action to its handler unchanged

Co-authored-by: Claude <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01QsR2jTDpMW8KaXLg1DFU6f

Author: claude

ui/packages/core/src/actions/ActionRunner.ts

@@ -1687,12 +1687,11 @@ export class ActionRunner {
         // documented `${ctx.recordId}` went out on the wire as the literal
         // placeholder while a `url` target with the same token resolved. One
         // substitution, one vocabulary, one encoding, whoever sends the request.
-        return handler(
-          actionType === 'api' && typeof action.target === 'string'
-            ? { ...action, target: this.interpolateTarget(action.target, action) }
-            : action,
-          this.context,
-        );
+        // A target with no token reaches the handler as the same object.
+        const target = actionType === 'api' && typeof action.target === 'string'
+          ? this.interpolateTarget(action.target, action)
+          : action.target;
+        return handler(target === action.target ? action : { ...action, target }, this.context);
       }
 
       // Built-in action execution by type.

ui/packages/core/src/actions/__tests__/ActionRunner.apiHandlerTarget-26722.test.ts

@@ -56,6 +56,17 @@ describe('api targets interpolate before a registered api handler (objectstack#2
     expect(seen[0].method).toBe(method);
   });
 
+  it('an api target with no token reaches the handler as the same action object', async () => {
+    const runner = new ActionRunner(RECORD_PAGE);
+    const { seen, handler } = recordingApiHandler();
+    runner.registerHandler('api', handler);
+    const action: ActionDef = { type: 'api', name: 'plain', target: '/api/v1/data/gapdata_item', method: 'POST' };
+
+    await runner.execute(action);
+
+    expect(seen[0]).toBe(action);
+  });
+
   it('encodes each value the way a url target does', async () => {
     const context: ActionContext = { record: { id: 'a/b c' }, objectName: 'gapdata_item' };
     const runner = new ActionRunner(context);