Finished layout.

cad/boitarire/boitarire.kicad_prl

 {
   "board": {
-    "active_layer": 0,
+    "active_layer": 31,
     "active_layer_preset": "",
     "auto_track_width": true,
     "hidden_nets": [],
@@ -63,7 +63,7 @@
       35,
       36
     ],
-    "visible_layers": "ffcffff_ffffffff",
+    "visible_layers": "7ffffff_80000001",
     "zone_display_mode": 0
   },
   "meta": {

cad/boitarire/boitarire.kicad_pro

@@ -48,7 +48,13 @@
           "min_clearance": 0.508
         }
       },
-      "diff_pair_dimensions": [],
+      "diff_pair_dimensions": [
+        {
+          "gap": 0.0,
+          "via_gap": 0.0,
+          "width": 0.0
+        }
+      ],
       "drc_exclusions": [],
       "meta": {
         "version": 2
@@ -110,8 +116,15 @@
         "solder_mask_min_width": 0.0,
         "use_height_for_length_calcs": true
       },
-      "track_widths": [],
-      "via_dimensions": [],
+      "track_widths": [
+        0.0
+      ],
+      "via_dimensions": [
+        {
+          "diameter": 0.0,
+          "drill": 0.0
+        }
+      ],
       "zones_allow_external_fillets": false,
       "zones_use_no_outline": true
     },
@@ -352,6 +365,32 @@
         "via_diameter": 0.8,
         "via_drill": 0.4,
         "wire_width": 6.0
+      },
+      {
+        "bus_width": 6.0,
+        "clearance": 0.2,
+        "diff_pair_gap": 0.25,
+        "diff_pair_via_gap": 0.25,
+        "diff_pair_width": 0.2,
+        "line_style": 0,
+        "microvia_diameter": 0.3,
+        "microvia_drill": 0.1,
+        "name": "PWR",
+        "nets": [
+          "+5V",
+          "+BATT",
+          "-BATT",
+          "/GND_AUDIO",
+          "/SP+",
+          "/SP-",
+          "GNDPWR"
+        ],
+        "pcb_color": "rgba(0, 0, 0, 0,000)",
+        "schematic_color": "rgb(0, 0, 0)",
+        "track_width": 0.5,
+        "via_diameter": 0.8,
+        "via_drill": 0.4,
+        "wire_width": 6.0
       }
     ],
     "meta": {