Add a web browser tab.

src/Terminal.zig

@@ -17,6 +17,7 @@ const vt = @import("ghostty-vt");
 
 const keymap = @import("key.zig");
 const theme = @import("theme.zig");
+const Pane = @import("Pane.zig");
 const Session = @import("Session.zig");
 
 const Terminal = @This();
@@ -53,15 +54,7 @@ on_focus: *const fn (ctx: ?*anyopaque) void,
 
 ctx: ?*anyopaque = null,
 
-pub fn create(
-    alloc: std.mem.Allocator,
-    cbs: struct {
-        on_title: *const fn (ctx: ?*anyopaque, title: []const u8) void,
-        on_exit: *const fn (ctx: ?*anyopaque) void,
-        on_focus: *const fn (ctx: ?*anyopaque) void,
-        ctx: ?*anyopaque,
-    },
-) !*Terminal {
+pub fn create(alloc: std.mem.Allocator, cbs: Pane.Callbacks) !*Terminal {
     const self = try alloc.create(Terminal);
     errdefer alloc.destroy(self);