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/controlaltai-nodes/boolean_basic_node.py

@@ -0,0 +1,23 @@
+class BooleanBasic:
+    @classmethod
+    def INPUT_TYPES(cls):
+        return {
+            "required": {
+                "boolean": ("BOOLEAN", {"default": False}),
+            },
+        }
+
+    RETURN_TYPES = ("BOOLEAN",)
+    FUNCTION = "process_boolean"
+    CATEGORY = "ControlAltAI Nodes/Logic"
+
+    def process_boolean(self, boolean):
+        return (boolean,)
+
+NODE_CLASS_MAPPINGS = {
+    "BooleanBasic": BooleanBasic,
+}
+
+NODE_DISPLAY_NAME_MAPPINGS = {
+    "BooleanBasic": "Boolean Basic",
+}