[Keyboard] Add b87 keyboard (#15091)

Co-authored-by: Drashna Jaelre <drashna@live.com>
Co-authored-by: Ryan <fauxpark@gmail.com>

keyboards/winkeyless/b87/config.h

@@ -0,0 +1,56 @@
+/* Copyright 2021 Joah Nelson (Jels)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation,   either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include "config_common.h"
+
+/* USB Device descriptor paramater */
+#define VENDOR_ID       0x20A0   // 
+#define PRODUCT_ID      0x0B87  // B87
+#define DEVICE_VER      0x0001
+#define MANUFACTURER    Winkeyless
+#define PRODUCT         B87 // QMK PORT
+
+/* Define Matrix size */
+#define MATRIX_ROWS 8
+#define MATRIX_COLS 15
+
+/*Define Matrix Pins */
+#define MATRIX_ROW_PINS {B5, B4, B3, B2, B1, B0, B6, B7}
+#define MATRIX_COL_PINS {A0, A1, A2, A3, A4, A5, C5, C4, C3, C2, D7, C6, C7, A7, A6}
+    
+#define RGBLED_NUM 20  // Number of LEDs
+// RGB effects
+#define RGBLIGHT_EFFECT_BREATHING
+#define RGBLIGHT_EFFECT_RAINBOW_MOOD
+#define RGBLIGHT_EFFECT_RAINBOW_SWIRL
+#define RGBLIGHT_EFFECT_SNAKE
+#define RGBLIGHT_EFFECT_KNIGHT
+#define RGBLIGHT_EFFECT_CHRISTMAS
+#define RGBLIGHT_EFFECT_STATIC_GRADIENT
+#define RGBLIGHT_EFFECT_RGB_TEST
+#define RGBLIGHT_EFFECT_ALTERNATING
+#define RGBLIGHT_EFFECT_TWINKLE
+
+/* COL2ROW or ROW2COL */
+#define DIODE_DIRECTION COL2ROW
+
+#define BACKLIGHT_PIN D4
+#define BACKLIGHT_LEVELS 3
+
+#define LED_CAPS_LOCK_PIN D1 
+#define LED_SCROLL_LOCK_PIN D6