feat(installer): improve cursor and opencode skill handling

scripts/manage-skills.mjs

@@ -8,6 +8,7 @@ import {
   CLIENTS,
   SKILLS,
   buildOperationPlan,
+  detectHelperInstallState,
   detectInstalledClients,
   detectInstalledSkills,
   executeOperation,
@@ -42,7 +43,8 @@ Answers JSON example:
     {
       "clientId": "codex",
       "scope": "global",
-      "actions": { "create-plan": "install", "web-automation": "skip" }
+      "actions": { "create-plan": "install", "web-automation": "skip" },
+      "helperActions": { "reviewer-runtime": "skip" }
     }
   ]
 }
@@ -168,7 +170,32 @@ async function interactiveAnswers({ dryRun = false } = {}) {
           actions[skill] = chosen;
         }
       }
-      selections.push({ clientId, scope, actions });
+      const helperActions = {};
+      const workflowNeedsReviewerRuntime = Object.entries(actions).some(([skill, action]) => (
+        ["install", "update", "reinstall"].includes(action) && SKILLS[skill]?.requiresReviewerRuntime
+      ));
+      const helperTarget = reviewerRuntimeRoot(clientId, scopeInfo.skillsRoot, process.cwd());
+      const helperState = await detectHelperInstallState({
+        source: path.join(process.cwd(), CLIENTS[clientId].reviewerRuntime.source),
+        target: helperTarget,
+        files: CLIENTS[clientId].reviewerRuntime.files,
+      });
+      if (workflowNeedsReviewerRuntime || helperState !== "not-installed") {
+        const choices = helperState === "not-installed" ? "install/skip" : "update/reinstall/remove/skip";
+        let defaultAction = "skip";
+        if (workflowNeedsReviewerRuntime && helperState === "not-installed") defaultAction = "install";
+        if (workflowNeedsReviewerRuntime && ["stale", "unknown"].includes(helperState)) defaultAction = "update";
+        const answer = await rl.question(`${clientId}/${scope}/reviewer-runtime is ${helperState}; action (${choices}) [${defaultAction}]: `);
+        const chosen = answer.trim() || defaultAction;
+        const allowed = choices.split("/");
+        if (!allowed.includes(chosen)) {
+          console.log(`Invalid action '${chosen}', using skip.`);
+          helperActions["reviewer-runtime"] = "skip";
+        } else {
+          helperActions["reviewer-runtime"] = chosen;
+        }
+      }
+      selections.push({ clientId, scope, actions, helperActions });
     }
     return { selections };
   } finally {
@@ -212,6 +239,8 @@ async function main() {
     }
   }
 
+  if (plan.operations.length === 0) return;
+
   if (args.dryRun) {
     console.log("\nDry-run mode: no filesystem changes performed.");
     return;
@@ -275,7 +304,7 @@ async function main() {
   const rows = results.map((op) => ({
     client: op.clientId,
     scope: op.scope,
-    item: op.skill || op.helper || op.kind,
+    item: op.item || op.skill || op.helper || op.kind,
     action: op.displayAction || op.action,
     status: op.status,
     details: op.details || op.target || "",