Add lightweight ComfyUI workflow for LoRA inference verification

comfyui_workflow.json

@@ -0,0 +1,229 @@
+{
+  "id": "spriteforge-lora-verify-v1",
+  "revision": 1,
+  "last_node_id": 15,
+  "last_link_id": 22,
+  "nodes": [
+    {
+      "id": 1,
+      "type": "CheckpointLoaderSimple",
+      "pos": [-400, -200],
+      "size": [320, 110],
+      "flags": {},
+      "order": 0,
+      "mode": 0,
+      "inputs": [],
+      "outputs": [
+        {"name": "MODEL", "type": "MODEL", "links": [1]},
+        {"name": "CLIP", "type": "CLIP", "links": [2, 3]},
+        {"name": "VAE", "type": "VAE", "links": [11]}
+      ],
+      "widgets_values": ["flux2-klein/FLUX.2-klein-4B.safetensors"],
+      "properties": {"Node name for S&R": "CheckpointLoaderSimple"}
+    },
+    {
+      "id": 2,
+      "type": "LoraLoader",
+      "pos": [-50, -200],
+      "size": [320, 130],
+      "flags": {},
+      "order": 1,
+      "mode": 0,
+      "inputs": [
+        {"name": "model", "type": "MODEL", "link": 1},
+        {"name": "clip", "type": "CLIP", "link": 2}
+      ],
+      "outputs": [
+        {"name": "MODEL", "type": "MODEL", "links": [4]},
+        {"name": "CLIP", "type": "CLIP", "links": [5, 6]}
+      ],
+      "widgets_values": ["pixel-art-lora.safetensors", 1.0, 1.0],
+      "properties": {"Node name for S&R": "LoraLoader"}
+    },
+    {
+      "id": 3,
+      "type": "CLIPTextEncode",
+      "pos": [-50, 50],
+      "size": [320, 110],
+      "flags": {},
+      "order": 2,
+      "mode": 0,
+      "inputs": [{"name": "clip", "type": "CLIP", "link": 5}],
+      "outputs": [{"name": "CONDITIONING", "type": "CONDITIONING", "links": [7]}],
+      "widgets_values": ["pixel art sprite, a brave knight in shining armor holding a sword and shield, game asset, transparent background"],
+      "properties": {"Node name for S&R": "CLIPTextEncode"}
+    },
+    {
+      "id": 4,
+      "type": "CLIPTextEncode",
+      "pos": [-50, 200],
+      "size": [320, 110],
+      "flags": {},
+      "order": 3,
+      "mode": 0,
+      "inputs": [{"name": "clip", "type": "CLIP", "link": 6}],
+      "outputs": [{"name": "CONDITIONING", "type": "CONDITIONING", "links": [8]}],
+      "widgets_values": ["blurry, low quality, photorealistic, 3d render, watermark, text, deformed"],
+      "properties": {"Node name for S&R": "CLIPTextEncode"}
+    },
+    {
+      "id": 5,
+      "type": "EmptyLatentImage",
+      "pos": [-400, 100],
+      "size": [320, 110],
+      "flags": {},
+      "order": 0,
+      "inputs": [],
+      "outputs": [{"name": "LATENT", "type": "LATENT", "links": [9]}],
+      "widgets_values": [512, 512, 1],
+      "properties": {"Node name for S&R": "EmptyLatentImage"}
+    },
+    {
+      "id": 6,
+      "type": "KSampler",
+      "pos": [300, -50],
+      "size": [320, 260],
+      "flags": {},
+      "order": 4,
+      "mode": 0,
+      "inputs": [
+        {"name": "model", "type": "MODEL", "link": 4},
+        {"name": "positive", "type": "CONDITIONING", "link": 7},
+        {"name": "negative", "type": "CONDITIONING", "link": 8},
+        {"name": "latent_image", "type": "LATENT", "link": 9}
+      ],
+      "outputs": [{"name": "LATENT", "type": "LATENT", "links": [10]}],
+      "widgets_values": [42, "randomize", 4, 1.0, "euler", "normal", 1, "disable"],
+      "properties": {"Node name for S&R": "KSampler"}
+    },
+    {
+      "id": 7,
+      "type": "VAEDecode",
+      "pos": [650, 0],
+      "size": [210, 50],
+      "flags": {},
+      "order": 5,
+      "mode": 0,
+      "inputs": [
+        {"name": "samples", "type": "LATENT", "link": 10},
+        {"name": "vae", "type": "VAE", "link": 11}
+      ],
+      "outputs": [{"name": "IMAGE", "type": "IMAGE", "links": [12]}],
+      "properties": {"Node name for S&R": "VAEDecode"}
+    },
+    {
+      "id": 8,
+      "type": "SaveImage",
+      "pos": [900, 0],
+      "size": [320, 280],
+      "flags": {},
+      "order": 6,
+      "mode": 0,
+      "inputs": [{"name": "images", "type": "IMAGE", "link": 12}],
+      "outputs": [],
+      "widgets_values": ["pixel_art_lora_verify"],
+      "properties": {"Node name for S&R": "SaveImage"}
+    },
+    {
+      "id": 9,
+      "type": "Note",
+      "pos": [-400, -350],
+      "size": [320, 120],
+      "flags": {},
+      "order": 0,
+      "mode": 0,
+      "inputs": [],
+      "outputs": [],
+      "widgets_values": ["SPRITEFORGE LoRA INFERENCE VERIFICATION WORKFLOW\n===========================================\nOptimized for: FLUX.2-klein-4B + Pixel Art LoRA\nPurpose: Quick verification of LoRA functionality\nTrigger Word: 'pixel art sprite' (REQUIRED)"],
+      "properties": {}
+    },
+    {
+      "id": 10,
+      "type": "Note",
+      "pos": [300, -350],
+      "size": [320, 120],
+      "flags": {},
+      "order": 0,
+      "mode": 0,
+      "inputs": [],
+      "outputs": [],
+      "widgets_values": ["SAMPLER SETTINGS (FLUX.2-klein optimized):\n- Steps: 4 (fast, quality)\n- CFG: 1.0 (FLUX native)\n- Sampler: euler\n- Scheduler: normal\n- Seed: 42 (fixed for reproducibility)"],
+      "properties": {}
+    },
+    {
+      "id": 11,
+      "type": "Note",
+      "pos": [900, -350],
+      "size": [320, 100],
+      "flags": {},
+      "order": 0,
+      "mode": 0,
+      "inputs": [],
+      "outputs": [],
+      "widgets_values": ["VERIFICATION CHECKLIST:\n☐ Output shows pixel art style\n☐ No blur/photorealistic artifacts\n☐ Clean edges, sprite-like appearance\n☐ Consistent with training style"],
+      "properties": {}
+    }
+  ],
+  "links": [
+    [1, 1, 0, 2, 0, "MODEL"],
+    [2, 1, 1, 2, 1, "CLIP"],
+    [2, 1, 1, 3, 0, "CLIP"],
+    [3, 2, 0, 3, 0, "CLIP"],
+    [4, 2, 0, 4, 0, "CLIP"],
+    [5, 2, 1, 3, 0, "CLIP"],
+    [6, 2, 1, 4, 0, "CLIP"],
+    [7, 3, 0, 6, 1, "CONDITIONING"],
+    [8, 4, 0, 6, 2, "CONDITIONING"],
+    [9, 5, 0, 6, 3, "LATENT"],
+    [10, 6, 0, 7, 0, "LATENT"],
+    [11, 1, 2, 7, 1, "VAE"],
+    [12, 7, 0, 8, 0, "IMAGE"]
+  ],
+  "groups": [
+    {
+      "id": 1,
+      "title": "🎯 LoRA Verification Workflow",
+      "bounding": [-450, -400, 1700, 750],
+      "color": "#3f789e"
+    },
+    {
+      "id": 2,
+      "title": "📥 Model Loading",
+      "bounding": [-450, -250, 350, 200],
+      "color": "#5a7e38"
+    },
+    {
+      "id": 3,
+      "title": "📝 Prompting",
+      "bounding": [-100, 0, 400, 350],
+      "color": "#8f3232"
+    },
+    {
+      "id": 4,
+      "title": "🎨 Generation",
+      "bounding": [250, -100, 400, 400],
+      "color": "#7e387e"
+    },
+    {
+      "id": 5,
+      "title": "💾 Output",
+      "bounding": [850, -50, 400, 400],
+      "color": "#387e5a"
+    }
+  ],
+  "config": {},
+  "extra": {
+    "ds": {
+      "scale": 0.75,
+      "offset": [500, 300]
+    },
+    "workspace_info": {
+      "name": "SpriteForge LoRA Verification",
+      "description": "Lightweight workflow for verifying pixel art LoRA inference on FLUX.2-klein",
+      "created": "2026-02-08",
+      "version": "1.0.0",
+      "author": "SpriteForge ML Team"
+    }
+  },
+  "version": 0.4
+}