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-Easy-Use/locales/ja/main.json

@@ -0,0 +1,30 @@
+{
+  "settingsCategories": {
+    "Hotkeys": "ショートカットキー",
+    "Nodes": "ノード",
+    "NodesMap": "ノードマップ"
+  },
+  "nodeCategories": {
+    "Util": "ユーティリティ",
+    "Seed": "シード",
+    "Prompt": "プロンプト",
+    "Loaders": "ローダー",
+    "Adapter": "アダプター",
+    "Inpaint": "インペイント",
+    "PreSampling": "プリサンプリング",
+    "Sampler": "サンプラー",
+    "Fix": "フィックス",
+    "Pipe": "パイプ",
+    "XY Inputs": "XY入力",
+    "Image": "画像",
+    "Segmentation": "セグメンテーション",
+    "\uD83D\uDEAB Deprecated": "🚫 非推奨",
+    "Type": "タイプ",
+    "Math": "数学",
+    "Switch": "スイッチ",
+    "Index Switch": "インデックススイッチ",
+    "While Loop": "Whileループ",
+    "For Loop": "Forループ",
+    "LoadImage": "画像読み込み"
+  }
+}