perf: reduce GitHub API usage by scoping PR polls to active worktrees

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: centdix

backend/src/pr.ts

@@ -428,10 +428,14 @@ export async function syncPrStatus(
     }
   }
 
-  // Fetch inline review comments for open PRs whose updatedAt has changed.
+  const wtPaths = await getWorktreePaths();
+  const activeBranches = new Set(wtPaths.keys());
+
+  // Fetch inline review comments only for PRs matching active worktrees.
   // PRs that haven't been updated reuse cached comments (saves API calls).
   const reviewTuples: { entry: PrEntry; repoSlug: string | undefined }[] = [];
-  for (const entries of branchPrs.values()) {
+  for (const [branch, entries] of branchPrs) {
+    if (!activeBranches.has(branch)) continue;
     for (const entry of entries) {
       if (entry.state !== "open") continue;
       const cachedUpdatedAt = prUpdatedAtCache.get(entry.url);
@@ -464,8 +468,6 @@ export async function syncPrStatus(
       );
     }
   }
-
-  const wtPaths = await getWorktreePaths();
   const seen = new Set<string>();
 
   for (const [branch, entries] of branchPrs) {

bin/src/init.ts

@@ -27,12 +27,12 @@ function checkDeps(): Dep[] {
   for (const dep of deps) {
     const found = which(dep.tool);
     if (found) {
-      p.log.success(`${dep.tool} — found`);
+      console.log(`  ✓ ${dep.tool}`);
     } else if (dep.required) {
-      p.log.error(`${dep.tool} — not found (required)`);
+      console.log(`  ✗ ${dep.tool} — not found (required)`);
       missing.push(dep);
     } else {
-      p.log.warning(`${dep.tool} — not found (optional: ${dep.hint})`);
+      console.log(`  ○ ${dep.tool} — not found (optional)`);
     }
   }
   return missing;
@@ -144,11 +144,9 @@ if (existsSync(wmdevYaml)) {
 }
 
 // Step 6 — Summary
-p.note(
-  `1. Edit .workmux.yaml to configure pane layout for your project
-2. Edit .wmdev.yaml to set up service ports and profiles
-3. Run: wmdev`,
-  "Next steps",
-);
-
-p.outro("You're all set!");
+p.outro("You're all set! Next steps:");
+console.log();
+console.log("  1. Edit .workmux.yaml to configure pane layout for your project");
+console.log("  2. Edit .wmdev.yaml to set up service ports and profiles");
+console.log("  3. Run: wmdev");
+console.log();

frontend/src/App.svelte

@@ -288,11 +288,32 @@
       Notification.requestPermission().catch(() => {});
     }
 
-    // Pause polling when tab is hidden to reduce server load.
+    // Pause polling when tab is hidden or idle (no interaction for 60s).
+    let idleTimer: ReturnType<typeof setTimeout>;
+    let idle = false;
+
+    function resetIdleTimer(): void {
+      if (idle) {
+        idle = false;
+        refresh();
+        interval = setInterval(refresh, 5000);
+      }
+      clearTimeout(idleTimer);
+      idleTimer = setTimeout(() => {
+        idle = true;
+        clearInterval(interval);
+      }, 60_000);
+    }
+
+    document.addEventListener("click", resetIdleTimer);
+    document.addEventListener("keydown", resetIdleTimer);
+    resetIdleTimer();
+
     function onVisibilityChange(): void {
       if (document.hidden) {
         clearInterval(interval);
       } else {
+        resetIdleTimer();
         refresh();
         interval = setInterval(refresh, 5000);
       }
@@ -309,6 +330,9 @@
 
     return () => {
       clearInterval(interval);
+      clearTimeout(idleTimer);
+      document.removeEventListener("click", resetIdleTimer);
+      document.removeEventListener("keydown", resetIdleTimer);
       window.removeEventListener("keydown", handleKeydown);
       document.removeEventListener("visibilitychange", onVisibilityChange);
       mq.removeEventListener("change", onMqChange);