fix: support org_id from URL query param in course-package-store

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

src/components/course-package-store.vue

@@ -67,6 +67,13 @@ export default defineComponent({
     const router = useRouter();
     const { store, queryPublicPackages, queryOrgPackages } = useCoursePackage();
 
+    const resolvedOrgId = computed(() => {
+      if (props.orgId) return props.orgId;
+      // Fallback to URL query param `org_id` (e.g. for shared store links)
+      const params = new URLSearchParams(window.location.search);
+      return params.get('org_id') || '';
+    });
+
     const state = reactive({
       loading: false,
       error: false,
@@ -81,16 +88,11 @@ export default defineComponent({
       state.loading = true;
       state.error = false;
       let ok: boolean;
-      if (props.orgId) {
-        ok = await queryPublicPackages(props.orgId);
+      const orgId = resolvedOrgId.value;
+      if (orgId) {
+        ok = await queryPublicPackages(orgId);
       } else {
-        // Fallback: use auth'd API if logged in, otherwise skip
         ok = isLoggedIn() ? await queryOrgPackages() : false;
-        if (!ok && !isLoggedIn()) {
-          state.loading = false;
-          state.error = false;
-          return;
-        }
       }
       state.error = !ok;
       state.loading = false;