keyboard: set repeat_info to config values on creation

river/Config.zig

@@ -81,6 +81,12 @@ view_opacity_delta: f32 = 1.0,
 /// Time between view opacity transition steps in msec
 view_opacity_delta_t: u31 = 20,
 
+/// Keyboard repeat rate in characters per second
+repeat_rate: u31 = 25,
+
+/// Keyboard repeat delay in milliseconds
+repeat_delay: u31 = 600,
+
 pub fn init() !Self {
     var self = Self{
         .mode_to_id = std.StringHashMap(usize).init(util.gpa),

river/Keyboard.zig

@@ -58,7 +58,9 @@ pub fn init(self: *Self, seat: *Seat, input_device: *wlr.InputDevice) !void {
     const wlr_keyboard = self.input_device.device.keyboard;
 
     if (!wlr_keyboard.setKeymap(keymap)) return error.SetKeymapFailed;
-    wlr_keyboard.setRepeatInfo(25, 600);
+
+    const config = &seat.input_manager.server.config;
+    wlr_keyboard.setRepeatInfo(config.repeat_rate, config.repeat_delay);
 
     self.key.setNotify(handleKey);
     wlr_keyboard.events.key.add(&self.key);

river/command/set_repeat.zig

@@ -30,8 +30,12 @@ pub fn setRepeat(
     if (args.len < 3) return Error.NotEnoughArguments;
     if (args.len > 3) return Error.TooManyArguments;
 
-    const rate = try std.fmt.parseInt(i32, args[1], 10);
-    const delay = try std.fmt.parseInt(i32, args[2], 10);
+    const rate = try std.fmt.parseInt(u31, args[1], 10);
+    const delay = try std.fmt.parseInt(u31, args[2], 10);
+
+    const config = &seat.input_manager.server.config;
+    config.repeat_rate = rate;
+    config.repeat_delay = delay;
 
     var it = seat.keyboards.first;
     while (it) |node| : (it = node.next) {