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-manager/check.sh

@@ -0,0 +1,43 @@
+#!/bin/bash
+
+echo
+echo CHECK1
+
+files=(
+    "custom-node-list.json"
+    "model-list.json"
+    "alter-list.json"
+    "extension-node-map.json"
+    "github-stats.json"
+    "extras.json"
+    "node_db/new/custom-node-list.json"
+    "node_db/new/model-list.json"
+    "node_db/new/extension-node-map.json"
+    "node_db/dev/custom-node-list.json"
+    "node_db/dev/model-list.json"
+    "node_db/dev/extension-node-map.json"
+    "node_db/tutorial/custom-node-list.json"
+    "node_db/tutorial/model-list.json"
+    "node_db/tutorial/extension-node-map.json"
+    "node_db/legacy/custom-node-list.json"
+    "node_db/legacy/model-list.json"
+    "node_db/legacy/extension-node-map.json"
+    "node_db/forked/custom-node-list.json"
+    "node_db/forked/model-list.json"
+    "node_db/forked/extension-node-map.json"
+)
+
+for file in "${files[@]}"; do
+    python json-checker.py "$file"
+done
+
+echo
+echo CHECK2
+find ~/.tmp/default -name "*.py" -print0 | xargs -0 grep -E "crypto|^_A="
+
+echo
+echo CHECK3
+find ~/.tmp/default -name "requirements.txt" | xargs grep "^\s*[^#]*https\?:"
+find ~/.tmp/default -name "requirements.txt" | xargs grep "^\s*[^#].*\.whl"
+
+echo