Add custom nodes, Civitai loras (LFS), and vast.ai setup script

Includes 30 custom nodes committed directly, 7 Civitai-exclusive
loras stored via Git LFS, and a setup script that installs all
dependencies and downloads HuggingFace-hosted models on vast.ai.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

custom_nodes/comfyui-mxtoolkit/mxtoolkit.py

@@ -0,0 +1,120 @@
+# ComfyUI - mxToolkit - Max Smirnov 2024
+import nodes
+
+class AnyType(str):
+    def __ne__(self, __value: object) -> bool:
+        return False
+
+any = AnyType("*")
+
+class mxSeed:
+    @classmethod
+    def INPUT_TYPES(s):
+        return {
+            "required": {
+                "X": ("INT", {"default": 0, "min": 0, "max": 4294967296}),
+            },
+        }
+
+    RETURN_TYPES = ("INT",)
+    RETURN_NAMES = ("X",)
+
+    FUNCTION = "main"
+    CATEGORY = 'utils/mxToolkit'
+
+    def main(self, X,):
+        return (X,)
+
+
+class mxStop:
+    @classmethod
+    def INPUT_TYPES(s):
+        return {
+            "required": {
+                "In": (any,),
+            },
+        }
+
+    @classmethod
+    def VALIDATE_INPUTS(s, **kwargs):
+        return True
+
+    RETURN_TYPES = (any,)
+
+    FUNCTION = "main"
+    CATEGORY = 'utils/mxToolkit'
+
+    def main(self, In):
+        out = In;
+        nodes.interrupt_processing();
+        return (out,)
+
+class mxSlider:
+    @classmethod
+    def INPUT_TYPES(s):
+        return {
+            "required": {
+                "Xi": ("INT", {"default": 20, "min": -4294967296, "max": 4294967296}),
+                "Xf": ("FLOAT", {"default": 20, "min": -4294967296, "max": 4294967296}),
+                "isfloatX": ("INT", {"default": 0, "min": 0, "max": 1}),
+            },
+        }
+
+    RETURN_TYPES = (any,)
+    RETURN_NAMES = ("X",)
+
+    FUNCTION = "main"
+    CATEGORY = 'utils/mxToolkit'
+
+    def main(self, Xi, Xf, isfloatX):
+        if isfloatX > 0:
+            out = Xf
+        else:
+            out = Xi
+        return (out,)
+
+class mxSlider2D:
+    @classmethod
+    def INPUT_TYPES(s):
+        return {
+            "required": {
+                "Xi": ("INT", {"default": 512, "min": -4294967296, "max": 4294967296}),
+                "Xf": ("FLOAT", {"default": 512, "min": -4294967296, "max": 4294967296}),
+                "Yi": ("INT", {"default": 512, "min": -4294967296, "max": 4294967296}),
+                "Yf": ("FLOAT", {"default": 512, "min": -4294967296, "max": 4294967296}),
+                "isfloatX": ("INT", {"default": 0, "min": 0, "max": 1}),
+                "isfloatY": ("INT", {"default": 0, "min": 0, "max": 1}),
+            },
+        }
+
+    RETURN_TYPES = (any, any,)
+    RETURN_NAMES = ("X","Y",)
+
+    FUNCTION = "main"
+    CATEGORY = 'utils/mxToolkit'
+
+    def main(self, Xi, Xf, isfloatX, Yi, Yf, isfloatY):
+        if isfloatX > 0:
+            outX = Xf
+        else:
+            outX = Xi
+        if isfloatY > 0:
+            outY = Yf
+        else:
+            outY = Yi
+        return (outX, outY,)
+
+
+NODE_CLASS_MAPPINGS = {
+    "mxSeed": mxSeed,
+    "mxStop": mxStop,
+    "mxSlider": mxSlider,
+    "mxSlider2D": mxSlider2D,
+}
+
+NODE_DISPLAY_NAME_MAPPINGS = {
+    "mxSeed": "Seed",
+    "mxStop": "Stop",
+    "mxSlider": "Slider",
+    "mxSlider2D": "Slider 2D",
+}