macos: intent to open quick terminal

macos/Sources/Features/App Intents/QuickTerminalIntent.swift

@@ -0,0 +1,28 @@
+import AppKit
+import AppIntents
+
+struct QuickTerminalIntent: AppIntent {
+    static var title: LocalizedStringResource = "Open the Quick Terminal"
+    static var description = IntentDescription("Open the Quick Terminal. If it is already open, then do nothing.")
+
+    @available(macOS 26.0, *)
+    static var supportedModes: IntentModes = .background
+
+    @MainActor
+    func perform() async throws -> some IntentResult & ReturnsValue<[TerminalEntity]> {
+        guard let delegate = NSApp.delegate as? AppDelegate else {
+            throw GhosttyIntentError.appUnavailable
+        }
+
+        // This is safe to call even if it is already shown.
+        let c = delegate.quickController
+        c.animateIn()
+
+        // Grab all our terminals
+        let terminals = c.surfaceTree.root?.leaves().map {
+            TerminalEntity($0)
+        } ?? []
+
+        return .result(value: terminals)
+    }
+}