feat: add vim mode keybindings for setting integer argument

src/tui/mode/vim.zig

@@ -46,6 +46,14 @@ const cmds_ = struct {
     }
     pub const @"wq!_meta": Meta = .{ .description = "wq! (write file and quit without saving)" };
 
+    pub fn move_begin_or_add_integer_argument_zero(_: *void, _: Ctx) Result {
+        return if (@import("keybind").current_integer_argument()) |_|
+            command.executeName("add_integer_argument_digit", command.fmt(.{0}))
+        else
+            command.executeName("move_begin", .{});
+    }
+    pub const move_begin_or_add_integer_argument_zero_meta: Meta = .{ .description = "Move cursor to beginning of line (vim)" };
+
     pub fn enter_mode_at_next_char(self: *void, ctx: Ctx) Result {
         _ = self; // autofix
         _ = ctx; // autofix