add screw holes

ergogen/config.yaml

@@ -290,4 +290,44 @@ pcbs:
         adjust:
           shift: [27, 8]
           rotate: 180
+      screw_hole_top_left:
+        what: hole
+        where:
+          ref.aggregate.parts: [matrix_ring_num, matrix_ring_top]
+          shift: [-11, 0]
+        params:
+          size: 4.7
+          drill: 4.1
+      screw_hole_top_right:
+        what: hole
+        where:
+          ref.aggregate.parts: [matrix_index_num, matrix_inner_num, matrix_index_top, matrix_inner_top]
+          shift: [0, 2]
+        params:
+          size: 4.7
+          drill: 4.1
+      screw_hole_bottom_left:
+        what: hole
+        where:
+          ref.aggregate.parts: [matrix_outer_home, matrix_outer_bottom, matrix_pinky_home, matrix_pinky_bottom]
+          shift: [0, 2]
+        params:
+          size: 4.7
+          drill: 4.1
+      screw_hole_bottom_right:
+        what: hole
+        where:
+          ref.aggregate.parts: [matrix_middle_mod, matrix_middle_bottom, matrix_index_mod, matrix_index_bottom]
+          shift: [0, 4]
+        params:
+          size: 4.7
+          drill: 4.1
+      screw_hole_thumb:
+        what: hole
+        where:
+          ref.aggregate.parts: [thumbs_layer_cluster, thumbs_space_cluster]
+          shift: [10, 8]
+        params:
+          size: 4.7
+          drill: 4.1
 

ergogen/footprints/hole.js

@@ -0,0 +1,19 @@
+module.exports = {
+  params: {
+    class: "MP",
+    size: 4.0,
+    drill: 2.2  
+  },
+  body: (p) => {
+    return `
+    (module Hole (layer F.Cu) (tedit 5F7666C1)
+      ${p.at /* parametric position */}
+      (fp_text reference "${p.ref}" (at 0 0.5) (layer F.SilkS) ${p.ref_hide}
+        (effects (font (size 1 1) (thickness 0.15)))
+      )
+
+      (pad "" np_thru_hole circle (at 0 0) (size ${p.size} ${p.size}) (drill ${p.drill}) (layers *.Cu *.Mask) (tstamp 75b224f0-3010-4e8c-bf32-f95a770c96d9))
+    )
+    `;
+  },
+};