Add keybind support for shift+insert selection paste

src/Surface.zig

@@ -3052,6 +3052,11 @@ pub fn performBindingAction(self: *Surface, action: input.Binding.Action) !bool
             .{ .paste = {} },
         ),
 
+        .paste_from_selection => try self.startClipboardRequest(
+            .selection,
+            .{ .paste = {} },
+        ),
+
         .increase_font_size => |delta| {
             log.debug("increase font size={}", .{delta});
 

src/config/Config.zig

@@ -1067,6 +1067,11 @@ pub fn default(alloc_gpa: Allocator) Allocator.Error!Config {
             .{ .key = .v, .mods = mods },
             .{ .paste_from_clipboard = {} },
         );
+        try result.keybind.set.put(
+            alloc,
+            .{ .key = .insert, .mods = .{ .shift = true } },
+            .{ .paste_from_selection = {} },
+        );
     }
 
     // Fonts

src/input/Binding.zig

@@ -155,6 +155,7 @@ pub const Action = union(enum) {
     /// Copy and paste.
     copy_to_clipboard: void,
     paste_from_clipboard: void,
+    paste_from_selection: void,
 
     /// Increase/decrease the font size by a certain amount.
     increase_font_size: u16,