[Keymap] Add uqs' keymaps for various boards and ploopy mouse (#16265)

users/uqs/config.h

@@ -0,0 +1,40 @@
+// Copyright 2022 Ulrich Spörlein (@uqs)
+// SPDX-License-Identifier: GPL-2.0-or-later
+#pragma once
+
+#ifdef RGBLIGHT_ENABLE
+#    define RGBLIGHT_SLEEP
+//#    define RGBLIGHT_ANIMATIONS      // disabled to save space
+#    define RGBLIGHT_LAYERS
+#    define RGBLIGHT_MAX_LAYERS 8      // default is 16
+#    define RGBLIGHT_DISABLE_KEYCODES  // RGB_foo keys no longer work, saves 600 bytes
+#    define RGBLIGHT_DEFAULT_HUE 15
+#endif
+
+#define DYNAMIC_KEYMAP_LAYER_COUNT 6  // default is 4 for VIA builds
+
+#define TAPPING_TOGGLE 2  // number of taps for a toggle-on-tap
+#define TAPPING_TERM 170  // ms to trigger tap
+// https://precondition.github.io/home-row-mods
+#define TAPPING_FORCE_HOLD  // make tap-then-hold _not_ do key auto repeat
+#define IGNORE_MOD_TAP_INTERRUPT
+#define PERMISSIVE_HOLD  // I don't think this works for me, hence I rolled my own implementation.
+
+#define LEADER_TIMEOUT 400
+#define LEADER_PER_KEY_TIMING
+
+#define UNICODE_SELECTED_MODES UC_LNX
+
+// make KC_ACL0 et al work when held.
+#define MK_COMBINED
+#define MOUSEKEY_WHEEL_INTERVAL 40  // default is 50, lower means more scroll events, 40 works ok.
+
+// From https://michael.stapelberg.ch/posts/2021-05-08-keyboard-input-latency-qmk-kinesis/
+#define USB_POLLING_INTERVAL_MS 1
+
+#ifdef KEYBOARD_preonic_rev3
+// Some games seem to not register Esc otherwise when tapped, maybe try with this delay?
+#    define TAP_CODE_DELAY 30
+#else
+#    define TAP_CODE_DELAY 10
+#endif