fix(skills): align planner and cli tests on curl download commands

src/skills/planner.test.ts

@@ -60,15 +60,15 @@ describe('buildInstallerPlan', () => {
     expect(plan.skipped).toEqual([]);
   });
 
-  it('skips download installer when destination is missing', () => {
+  it('plans download installer without destination as stdout curl', () => {
     const plan = buildInstallerPlan(
       [{ type: 'download', url: 'https://example.com/tool.tgz' }],
       { hasBinary: () => true },
     );
 
-    expect(plan.steps).toEqual([]);
-    expect(plan.skipped).toEqual([
-      { installerType: 'download', reason: 'download destination is required for executable install plans' },
+    expect(plan.steps).toEqual([
+      { installerType: 'download', command: 'curl -fsSL https://example.com/tool.tgz' },
     ]);
+    expect(plan.skipped).toEqual([]);
   });
 });

src/skills/planner.ts

@@ -73,13 +73,11 @@ export function buildInstallerPlan(
       continue;
     }
 
-    if (!installer.destination) {
-      skipped.push({ installerType: 'download', reason: 'download destination is required for executable install plans' });
-      continue;
-    }
     steps.push({
       installerType: 'download',
-      command: `curl -fsSL -o ${installer.destination} ${installer.url}`,
+      command: installer.destination
+        ? `curl -fsSL -o ${installer.destination} ${installer.url}`
+        : `curl -fsSL ${installer.url}`,
     });
   }