Add QVEX Lynepad (#1947)

v3/qvex/lynepad2/lynepad2.json

@@ -0,0 +1,63 @@
+{
+    "name": "QVEX Lynepad",
+    "productId": "0xE678",
+    "vendorId": "0x04D8",
+    "matrix": 
+    {
+        "rows": 5,
+        "cols": 4
+    },
+    "layouts":
+    {
+        "keymap":
+        [
+            ["0,0","0,1","0,2","0,3"],
+            ["1,0","1,1","1,2","1,3"],
+            ["2,0","2,1","2,2"],
+            [{"y":-0.75,"x":4.5},"3,0"],
+            [{"x":3.5},"3,2","4,0\n\n\n\n\n\n\n\n\ne0","3,3"],
+            [{"x":4.5},"3,1"],
+            [{"y":0.5,"x":3.25},"4,1\n\n\n\n\n\n\n\n\ne1"]
+        ]
+    },
+    "keycodes": ["qmk_lighting"],
+    "menus": 
+    [
+        {
+            "label": "Lighting",
+            "content": 
+            [
+                {
+                    "label": "Backlight",
+                    "content": 
+                    [
+                        {
+                            "label": "Backlight Brightness",
+                            "type": "range",
+                            "options": [0, 255],
+                            "content": ["id_qmk_backlight_brightness", 1, 1]
+                        },
+                        {
+                            "label": "Backlight Effect",
+                            "type": "dropdown",
+                            "content": ["id_qmk_backlight_effect", 1, 2],
+                            "options": [["Off", 0], ["Breathing", 1]]
+                        }
+                    ]
+                },
+                {
+                    "label": "Arc indicator",
+                    "content": 
+                    [
+                        {
+                            "label": "Brightness",
+                            "type": "range",
+                            "options": [0, 255],
+                            "content": ["id_qmk_rgblight_brightness", 2, 1]
+                        }
+                    ]
+                }
+            ]
+        }
+    ]
+}