fix(plugins): type channel clawhub install metadata

src/channels/plugins/catalog.ts

@@ -234,9 +234,7 @@ function resolveInstallInfo(params: {
             : localPath
               ? "local"
               : "npm";
-  return {
-    ...(clawhubSpec ? { clawhubSpec } : {}),
-    ...(npmSpec ? { npmSpec } : {}),
+  const install = {
     ...(localPath ? { localPath } : {}),
     defaultChoice,
     ...(params.install?.minHostVersion ? { minHostVersion: params.install.minHostVersion } : {}),
@@ -247,6 +245,20 @@ function resolveInstallInfo(params: {
       ? { allowInvalidConfigRecovery: true }
       : {}),
   };
+  if (clawhubSpec) {
+    return {
+      clawhubSpec,
+      ...(npmSpec ? { npmSpec } : {}),
+      ...install,
+    };
+  }
+  if (!npmSpec) {
+    return null;
+  }
+  return {
+    npmSpec,
+    ...install,
+  };
 }
 
 function buildCatalogEntryFromManifest(params: {

src/commands/doctor/shared/missing-configured-plugin-install.ts

@@ -68,10 +68,14 @@ function collectDownloadableInstallCandidates(params: {
     ) {
       continue;
     }
+    const npmSpec = entry.install.npmSpec?.trim();
+    if (!npmSpec) {
+      continue;
+    }
     candidates.set(pluginId, {
       pluginId,
       label: entry.meta.label,
-      npmSpec: entry.install.npmSpec,
+      npmSpec,
       ...(entry.install.expectedIntegrity
         ? { expectedIntegrity: entry.install.expectedIntegrity }
         : {}),