finish PCB board drawing

kicad/watch-watchkicad_pro/watch-watchkicad_pro.kicad_pro

@@ -37,9 +37,9 @@
         "other_text_thickness": 0.15,
         "other_text_upright": false,
         "pads": {
-          "drill": 0.8,
-          "height": 1.27,
-          "width": 2.54
+          "drill": 1.0,
+          "height": 1.7,
+          "width": 1.7
         },
         "silk_line_width": 0.1,
         "silk_text_italic": false,
@@ -48,7 +48,7 @@
         "silk_text_thickness": 0.1,
         "silk_text_upright": false,
         "zones": {
-          "min_clearance": 0.5
+          "min_clearance": 0.4
         }
       },
       "diff_pair_dimensions": [],
@@ -473,6 +473,20 @@
         "via_diameter": 0.6,
         "via_drill": 0.3,
         "wire_width": 6
+      },
+      {
+        "clearance": 0.2,
+        "diff_pair_gap": 0.25,
+        "diff_pair_width": 0.2,
+        "microvia_diameter": 0.3,
+        "microvia_drill": 0.1,
+        "name": "DigitalSig",
+        "pcb_color": "rgba(0, 0, 0, 0.000)",
+        "priority": 0,
+        "schematic_color": "rgba(0, 0, 0, 0.000)",
+        "track_width": 0.3,
+        "via_diameter": 0.6,
+        "via_drill": 0.3
       }
     ],
     "meta": {