Bump to v0.12.15 — install-aware update banner (Arch/deb/rpm get manual update guidance)

src/App.tsx

@@ -34,22 +34,45 @@ import { useUpdater } from "./hooks/useUpdater";
 import { useKeyboardShortcuts } from "./hooks/useKeyboardShortcuts";
 
 function UpdateBanner() {
-  const { available, version, installing, error, install, dismiss } = useUpdater();
+  const { available, version, installing, error, canSelfUpdate, kind, install, dismiss } = useUpdater();
+  const [copied, setCopied] = useState(false);
   if (!available) return null;
+
+  const aurCmd = "yay -S vega-nostr-git";
+
   return (
     <div className="flex items-center justify-between px-4 py-2 bg-accent/10 border-b border-accent/30 text-[12px] shrink-0">
       <span className="text-text">
-        Vega {version} is available.{" "}
+        Vega {version} is available.
+        {!canSelfUpdate && kind === "pacman" && (
+          <> Update with <code className="text-accent bg-bg-raised px-1 rounded-sm">{aurCmd}</code></>
+        )}
         {error && <span className="text-danger ml-1">{error}</span>}
       </span>
       <div className="flex items-center gap-3">
-        <button
-          onClick={install}
-          disabled={installing}
-          className="text-accent hover:text-accent-hover transition-colors disabled:opacity-50"
-        >
-          {installing ? "Installing…" : "Update & restart"}
-        </button>
+        {canSelfUpdate ? (
+          <button
+            onClick={install}
+            disabled={installing}
+            className="text-accent hover:text-accent-hover transition-colors disabled:opacity-50"
+          >
+            {installing ? "Installing…" : "Update & restart"}
+          </button>
+        ) : kind === "pacman" ? (
+          <button
+            onClick={() => navigator.clipboard.writeText(aurCmd).then(() => setCopied(true)).catch(() => {})}
+            className="text-accent hover:text-accent-hover transition-colors"
+          >
+            {copied ? "Copied" : "Copy command"}
+          </button>
+        ) : (
+          <button
+            onClick={() => openUrl("https://github.com/hoornet/vega/releases/latest").catch(() => {})}
+            className="text-accent hover:text-accent-hover transition-colors"
+          >
+            View release
+          </button>
+        )}
         <button onClick={dismiss} aria-label="Dismiss update" className="text-text-dim hover:text-text transition-colors">×</button>
       </div>
     </div>

src/hooks/useUpdater.ts

@@ -1,6 +1,12 @@
 import { useEffect, useState } from "react";
 import { check } from "@tauri-apps/plugin-updater";
 import { relaunch } from "@tauri-apps/plugin-process";
+import { invoke } from "@tauri-apps/api/core";
+
+interface InstallInfo {
+  can_self_update: boolean;
+  kind: string;
+}
 
 interface UpdateState {
   available: boolean;
@@ -8,6 +14,8 @@ interface UpdateState {
   body: string | null;
   installing: boolean;
   error: string | null;
+  canSelfUpdate: boolean;
+  kind: string;
   install: () => Promise<void>;
   dismiss: () => void;
 }
@@ -19,6 +27,14 @@ export function useUpdater(): UpdateState {
   const [installing, setInstalling] = useState(false);
   const [error, setError] = useState<string | null>(null);
   const [dismissed, setDismissed] = useState(false);
+  // Optimistic default: assume the updater works until the backend says otherwise.
+  const [installInfo, setInstallInfo] = useState<InstallInfo>({ can_self_update: true, kind: "updater" });
+
+  useEffect(() => {
+    invoke<InstallInfo>("install_info")
+      .then(setInstallInfo)
+      .catch(() => { /* keep optimistic default */ });
+  }, []);
 
   useEffect(() => {
     // Check for updates ~5 s after startup (non-blocking)
@@ -58,6 +74,8 @@ export function useUpdater(): UpdateState {
     body,
     installing,
     error,
+    canSelfUpdate: installInfo.can_self_update,
+    kind: installInfo.kind,
     install,
     dismiss: () => setDismissed(true),
   };