[SC64][HW] Add shell models for injection molding and expand screw hole size in the PCB

hw/pcb/sc64v2.kicad_pcb

@@ -1979,7 +1979,7 @@
       (stroke (width 0.15) (type solid)) (fill none) (layer "Cmts.User") (tstamp 6ada18a1-cda2-4660-90f3-3f4f75f9908c))
     (fp_circle (center 0 0) (end 2.25 0)
       (stroke (width 0.05) (type solid)) (fill none) (layer "F.CrtYd") (tstamp c591474d-238d-4c84-a612-ee496f305afe))
-    (pad "" np_thru_hole circle (at 0 0) (size 2 2) (drill 2) (layers "*.Cu" "*.Mask") (tstamp c7193e35-dceb-447c-ad59-0ec8e4b4e718))
+    (pad "" np_thru_hole circle (at 0 0) (size 2.5 2.5) (drill 2.5) (layers "F&B.Cu" "*.Mask") (tstamp c7193e35-dceb-447c-ad59-0ec8e4b4e718))
   )
 
   (footprint "Resistor_SMD:R_0603_1608Metric" (layer "F.Cu")
@@ -3678,7 +3678,7 @@
       (stroke (width 0.15) (type solid)) (fill none) (layer "Cmts.User") (tstamp 9eecae69-62ca-4572-aee0-fa0e5463ad89))
     (fp_circle (center 0 0) (end 2.25 0)
       (stroke (width 0.05) (type solid)) (fill none) (layer "F.CrtYd") (tstamp e6a2c566-ab8e-4468-9856-def92a6b2f2f))
-    (pad "" np_thru_hole circle (at 0 0) (size 2 2) (drill 2) (layers "*.Cu" "*.Mask") (tstamp df924fac-cbe5-4c6e-ad8b-c486578cd2ca))
+    (pad "" np_thru_hole circle (at 0 0) (size 2.5 2.5) (drill 2.5) (layers "F&B.Cu" "*.Mask") (tstamp df924fac-cbe5-4c6e-ad8b-c486578cd2ca))
   )
 
   (footprint "LED_SMD:LED_0603_1608Metric" (layer "B.Cu")

hw/pcb/sc64v2.kicad_pro

@@ -34,9 +34,9 @@
         "other_text_thickness": 0.15,
         "other_text_upright": false,
         "pads": {
-          "drill": 0.762,
-          "height": 1.524,
-          "width": 1.524
+          "drill": 2.5,
+          "height": 2.5,
+          "width": 2.5
         },
         "silk_line_width": 0.15,
         "silk_text_italic": false,
@@ -63,20 +63,26 @@
       "rule_severities": {
         "annular_width": "error",
         "clearance": "error",
+        "connection_width": "warning",
         "copper_edge_clearance": "error",
+        "copper_sliver": "warning",
         "courtyards_overlap": "error",
         "diff_pair_gap_out_of_range": "error",
         "diff_pair_uncoupled_length_too_long": "error",
         "drill_out_of_range": "error",
         "duplicate_footprints": "warning",
         "extra_footprint": "warning",
+        "footprint": "error",
         "footprint_type_mismatch": "error",
         "hole_clearance": "error",
         "hole_near_hole": "error",
         "invalid_outline": "error",
+        "isolated_copper": "warning",
         "item_on_disabled_layer": "error",
         "items_not_allowed": "error",
         "length_out_of_range": "error",
+        "lib_footprint_issues": "warning",
+        "lib_footprint_mismatch": "warning",
         "malformed_courtyard": "error",
         "microvia_drill_out_of_range": "error",
         "missing_courtyard": "ignore",
@@ -86,9 +92,14 @@
         "padstack": "error",
         "pth_inside_courtyard": "ignore",
         "shorting_items": "error",
+        "silk_edge_clearance": "warning",
         "silk_over_copper": "warning",
         "silk_overlap": "warning",
         "skew_out_of_range": "error",
+        "solder_mask_bridge": "error",
+        "starved_thermal": "error",
+        "text_height": "warning",
+        "text_thickness": "warning",
         "through_hole_pad_without_hole": "error",
         "too_many_vias": "error",
         "track_dangling": "warning",
@@ -97,28 +108,72 @@
         "unconnected_items": "error",
         "unresolved_variable": "error",
         "via_dangling": "warning",
-        "zone_has_empty_net": "error",
         "zones_intersect": "error"
       },
       "rules": {
         "allow_blind_buried_vias": false,
         "allow_microvias": false,
         "max_error": 0.005,
         "min_clearance": 0.127,
+        "min_connection": 0.0,
         "min_copper_edge_clearance": 0.19999999999999998,
         "min_hole_clearance": 0.254,
         "min_hole_to_hole": 0.5,
         "min_microvia_diameter": 0.19999999999999998,
         "min_microvia_drill": 0.09999999999999999,
+        "min_resolved_spokes": 2,
         "min_silk_clearance": 0.0,
+        "min_text_height": 0.7999999999999999,
+        "min_text_thickness": 0.08,
         "min_through_hole_diameter": 0.3,
         "min_track_width": 0.127,
         "min_via_annular_width": 0.13,
         "min_via_diameter": 0.6,
         "solder_mask_clearance": 0.0,
         "solder_mask_min_width": 0.0,
+        "solder_mask_to_copper_clearance": 0.0,
         "use_height_for_length_calcs": true
       },
+      "teardrop_options": [
+        {
+          "td_allow_use_two_tracks": true,
+          "td_curve_segcount": 5,
+          "td_on_pad_in_zone": false,
+          "td_onpadsmd": true,
+          "td_onroundshapesonly": false,
+          "td_ontrackend": false,
+          "td_onviapad": true
+        }
+      ],
+      "teardrop_parameters": [
+        {
+          "td_curve_segcount": 0,
+          "td_height_ratio": 1.0,
+          "td_length_ratio": 0.5,
+          "td_maxheight": 2.0,
+          "td_maxlen": 1.0,
+          "td_target_name": "td_round_shape",
+          "td_width_to_size_filter_ratio": 0.9
+        },
+        {
+          "td_curve_segcount": 0,
+          "td_height_ratio": 1.0,
+          "td_length_ratio": 0.5,
+          "td_maxheight": 2.0,
+          "td_maxlen": 1.0,
+          "td_target_name": "td_rect_shape",
+          "td_width_to_size_filter_ratio": 0.9
+        },
+        {
+          "td_curve_segcount": 0,
+          "td_height_ratio": 1.0,
+          "td_length_ratio": 0.5,
+          "td_maxheight": 2.0,
+          "td_maxlen": 1.0,
+          "td_target_name": "td_track_end",
+          "td_width_to_size_filter_ratio": 0.9
+        }
+      ],
       "track_widths": [
         0.0,
         0.508,