macOS: add Cmd+J "Jump to Selection" menu item and default binding

This matches other built-in macOS apps like Terminal, Notes, Safari. We
already had the binding, just needed to create the menu.

https://ampcode.com/threads/T-019b956a-f4e6-71b4-87fa-4162258d33ff

macos/Sources/App/macOS/AppDelegate.swift

@@ -47,6 +47,7 @@ class AppDelegate: NSObject,
     @IBOutlet private var menuFindParent: NSMenuItem?
     @IBOutlet private var menuFind: NSMenuItem?
     @IBOutlet private var menuSelectionForFind: NSMenuItem?
+    @IBOutlet private var menuScrollToSelection: NSMenuItem?
     @IBOutlet private var menuFindNext: NSMenuItem?
     @IBOutlet private var menuFindPrevious: NSMenuItem?
     @IBOutlet private var menuHideFindBar: NSMenuItem?
@@ -617,6 +618,7 @@ class AppDelegate: NSObject,
         syncMenuShortcut(config, action: "select_all", menuItem: self.menuSelectAll)
         syncMenuShortcut(config, action: "start_search", menuItem: self.menuFind)
         syncMenuShortcut(config, action: "search_selection", menuItem: self.menuSelectionForFind)
+        syncMenuShortcut(config, action: "scroll_to_selection", menuItem: self.menuScrollToSelection)
         syncMenuShortcut(config, action: "search:next", menuItem: self.menuFindNext)
         syncMenuShortcut(config, action: "search:previous", menuItem: self.menuFindPrevious)
 

macos/Sources/App/macOS/MainMenu.xib

@@ -289,6 +289,12 @@
                                                 <action selector="selectionForFind:" target="-1" id="rhL-7g-XQQ"/>
                                             </connections>
                                         </menuItem>
+                                        <menuItem title="Jump to Selection" id="1rN-4k-Dz3">
+                                            <modifierMask key="keyEquivalentModifierMask"/>
+                                            <connections>
+                                                <action selector="scrollToSelection:" target="-1" id="5gS-8h-Xm2"/>
+                                            </connections>
+                                        </menuItem>
                                     </items>
                                 </menu>
                             </menuItem>

macos/Sources/Features/Terminal/BaseTerminalController.swift

@@ -1388,6 +1388,10 @@ class BaseTerminalController: NSWindowController,
         focusedSurface?.selectionForFind(sender)
     }
 
+    @IBAction func scrollToSelection(_ sender: Any) {
+        focusedSurface?.scrollToSelection(sender)
+    }
+
     @IBAction func findNext(_ sender: Any) {
         focusedSurface?.findNext(sender)
     }

macos/Sources/Ghostty/Surface View/SurfaceView_AppKit.swift

@@ -1527,6 +1527,14 @@ extension Ghostty {
             }
         }
 
+        @IBAction func scrollToSelection(_ sender: Any?) {
+            guard let surface = self.surface else { return }
+            let action = "scroll_to_selection"
+            if (!ghostty_surface_binding_action(surface, action, UInt(action.lengthOfBytes(using: .utf8)))) {
+                AppDelegate.logger.warning("action failed action=\(action)")
+            }
+        }
+
         @IBAction func findNext(_ sender: Any?) {
             guard let surface = self.surface else { return }
             let action = "search:next"

src/config/Config.zig

@@ -6446,6 +6446,12 @@ pub const Keybinds = struct {
                 .{ .key = .{ .physical = .page_down }, .mods = .{ .super = true } },
                 .{ .scroll_page_down = {} },
             );
+            try self.set.putFlags(
+                alloc,
+                .{ .key = .{ .unicode = 'j' }, .mods = .{ .super = true } },
+                .{ .scroll_to_selection = {} },
+                .{ .performable = true },
+            );
 
             // Semantic prompts
             try self.set.put(