feat: Adds files for Layer Atom 3 line of printers

The commit adds:
- Machine definition files for the Layer One Atom 3 and Atom 3 Lite Printer
- One shared extruder definition file for the Atom 3 and the Atom 3 Lite
- A mesh file for the Atom 3 and Atom 3 Lite
- Variant files for [0.2; 0.4; 0.6]mm Nozzles for PTFE and full metal hotends

1 files changed, 62 insertions, 0 deletions

diff --git a/resources/definitions/atom3_lite.def.json b/resources/definitions/atom3_lite.def.json
new file mode 100644
index 0000000000..5450284052
--- /dev/null
+++ b/resources/definitions/atom3_lite.def.json
@@ -0,0 +1,62 @@
+{
+    "version": 2,
+    "name": "Atom 3 Lite",
+    "inherits": "atom3",
+    "metadata": {
+        "author": "Daniel Kurth",
+        "manufacturer": "Layer One",
+        "platform_offset": [0, 0, 0],
+        "preferred_variant_name": "PTFE hotend + 0.4mm brass nozzle",
+        "platform": "Atom 3 lite bed.stl"
+    },
+
+
+
+
+    "overrides": {
+        "machine_head_with_fans_polygon":
+        {
+            "default_value":
+            [
+                [-23.82, 41.25],
+                [23.82, 41.25],
+                [38.105, 16.5],
+                [57.631 , 16.5],
+
+                [57.631 , -16.5],
+                [38.105, -16.5],
+                [23.82, -41.25],
+                [-23.82, -41.25],
+
+                [-38.105, -16.5],
+                [-57.631 , -16.5],
+                [-57.631 , 16.5],
+                [-38.105, 16.5],
+                [-23.82, 41.25]
+            ]
+        },
+
+
+
+
+        "retraction_amount": { "default_value": 7 },
+        "retraction_speed": {
+            "default_value": 70,
+            "maximum_value_warning": "90"
+        },
+
+
+
+
+        "cool_min_layer_time": { "default_value": 15},
+        "cool_min_speed": { "default_value": 5},
+        "cool_lift_head": { "default_value": false},
+
+
+
+
+        "support_angle": { "default_value": 45}
+    }
+}
+
+  
\ No newline at end of file