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_JPS-Nodes/styles/main/sdxl_styles_00_none.json

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+[
+    {
+        "name": "none",
+        "prompt": "{prompt}",
+        "negative_prompt": ""
+    }
+]

custom_nodes/ComfyUI_JPS-Nodes/styles/main/sdxl_styles_01_sai.json

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+[
+    {
+        "name": "sai-3d-model",
+        "prompt": "professional 3d model {prompt} . octane render, highly detailed, volumetric, dramatic lighting",
+        "negative_prompt": "ugly, deformed, noisy, low poly, blurry, painting"
+    },
+    {
+        "name": "sai-analog film",
+        "prompt": "analog film photo {prompt} . faded film, desaturated, 35mm photo, grainy, vignette, vintage, Kodachrome, Lomography, stained, highly detailed, found footage",
+        "negative_prompt": "painting, drawing, illustration, glitch, deformed, mutated, cross-eyed, ugly, disfigured"
+    },
+    {
+        "name": "sai-anime",
+        "prompt": "anime artwork {prompt} . anime style, key visual, vibrant, studio anime, highly detailed",
+        "negative_prompt": "photo, deformed, black and white, realism, disfigured, low contrast"
+    },
+    {
+        "name": "sai-cinematic",
+        "prompt": "cinematic film still {prompt} . shallow depth of field, vignette, highly detailed, high budget, bokeh, cinemascope, moody, epic, gorgeous, film grain, grainy",
+        "negative_prompt": "anime, cartoon, graphic, text, painting, crayon, graphite, abstract, glitch, deformed, mutated, ugly, disfigured"
+    },
+    {
+        "name": "sai-comic book",
+        "prompt": "comic {prompt} . graphic illustration, comic art, graphic novel art, vibrant, highly detailed",
+        "negative_prompt": "photograph, deformed, glitch, noisy, realistic, stock photo"
+    },
+    {
+        "name": "sai-craft clay",
+        "prompt": "play-doh style {prompt} . sculpture, clay art, centered composition, Claymation",
+        "negative_prompt": "sloppy, messy, grainy, highly detailed, ultra textured, photo"
+    },
+    {
+        "name": "sai-digital art",
+        "prompt": "concept art {prompt} . digital artwork, illustrative, painterly, matte painting, highly detailed",
+        "negative_prompt": "photo, photorealistic, realism, ugly"
+    },
+    {
+        "name": "sai-enhance",
+        "prompt": "breathtaking {prompt} . award-winning, professional, highly detailed",
+        "negative_prompt": "ugly, deformed, noisy, blurry, distorted, grainy"
+    },
+    {
+        "name": "sai-fantasy art",
+        "prompt": "ethereal fantasy concept art of  {prompt} . magnificent, celestial, ethereal, painterly, epic, majestic, magical, fantasy art, cover art, dreamy",
+        "negative_prompt": "photographic, realistic, realism, 35mm film, dslr, cropped, frame, text, deformed, glitch, noise, noisy, off-center, deformed, cross-eyed, closed eyes, bad anatomy, ugly, disfigured, sloppy, duplicate, mutated, black and white"
+    },
+    {
+        "name": "sai-isometric",
+        "prompt": "isometric style {prompt} . vibrant, beautiful, crisp, detailed, ultra detailed, intricate",
+        "negative_prompt": "deformed, mutated, ugly, disfigured, blur, blurry, noise, noisy, realistic, photographic"
+    },
+    {
+        "name": "sai-line art",
+        "prompt": "line art drawing {prompt} . professional, sleek, modern, minimalist, graphic, line art, vector graphics",
+        "negative_prompt": "anime, photorealistic, 35mm film, deformed, glitch, blurry, noisy, off-center, deformed, cross-eyed, closed eyes, bad anatomy, ugly, disfigured, mutated, realism, realistic, impressionism, expressionism, oil, acrylic"
+    },
+    {
+        "name": "sai-lowpoly",
+        "prompt": "low-poly style {prompt} . low-poly game art, polygon mesh, jagged, blocky, wireframe edges, centered composition",
+        "negative_prompt": "noisy, sloppy, messy, grainy, highly detailed, ultra textured, photo"
+    },
+    {
+        "name": "sai-neonpunk",
+        "prompt": "neonpunk style {prompt} . cyberpunk, vaporwave, neon, vibes, vibrant, stunningly beautiful, crisp, detailed, sleek, ultramodern, magenta highlights, dark purple shadows, high contrast, cinematic, ultra detailed, intricate, professional",
+        "negative_prompt": "painting, drawing, illustration, glitch, deformed, mutated, cross-eyed, ugly, disfigured"
+    },
+    {
+        "name": "sai-origami",
+        "prompt": "origami style {prompt} . paper art, pleated paper, folded, origami art, pleats, cut and fold, centered composition",
+        "negative_prompt": "noisy, sloppy, messy, grainy, highly detailed, ultra textured, photo"
+    },
+    {
+        "name": "sai-photographic",
+        "prompt": "cinematic photo {prompt} . 35mm photograph, film, bokeh, professional, 4k, highly detailed",
+        "negative_prompt": "drawing, painting, crayon, sketch, graphite, impressionist, noisy, blurry, soft, deformed, ugly"
+    },
+    {
+        "name": "sai-pixel art",
+        "prompt": "pixel-art {prompt} . low-res, blocky, pixel art style, 8-bit graphics",
+        "negative_prompt": "sloppy, messy, blurry, noisy, highly detailed, ultra textured, photo, realistic"
+    },
+    {
+        "name": "sai-texture",
+        "prompt": "texture {prompt} top down close-up",
+        "negative_prompt": "ugly, deformed, noisy, blurry"
+    }
+]

custom_nodes/ComfyUI_JPS-Nodes/styles/main/sdxl_styles_02_jps_artstyles.json

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+[
+    {
+        "name": "Dystopian",
+        "prompt": "dystopian style {prompt} . bleak, post-apocalyptic, somber, dramatic, highly detailed",
+        "negative_prompt": "ugly, deformed, noisy, blurry, low contrast, cheerful, optimistic, vibrant, colorful"
+    },
+    {
+        "name": "Film Noir",
+        "prompt": "film noir style {prompt} . monochrome, high contrast, dramatic shadows, 1940s style, mysterious, cinematic",
+        "negative_prompt": "ugly, deformed, noisy, blurry, low contrast, realism, photorealistic, vibrant, colorful"
+    },
+    {
+        "name": "Gothic",
+        "prompt": "gothic style {prompt} . dark, mysterious, haunting, dramatic, ornate, detailed",
+        "negative_prompt": "ugly, deformed, noisy, blurry, low contrast, realism, photorealistic, cheerful, optimistic"
+    },
+    {
+        "name": "Horror",
+        "prompt": "horror-themed {prompt} . eerie, unsettling, dark, spooky, suspenseful, grim, highly detailed",
+        "negative_prompt": "cheerful, bright, vibrant, light-hearted, cute"
+    },
+    {
+        "name": "Hyperrealism",
+        "prompt": "hyperrealistic art {prompt} . extremely high-resolution details, photographic, extreme realism, fine texture, incredibly lifelike",
+        "negative_prompt": "simplified, abstract, unrealistic, impressionistic, low resolution"
+    },
+    {
+        "name": "Manga",
+        "prompt": "manga style {prompt} . vibrant, high-energy, detailed, iconic, Japanese comic style",
+        "negative_prompt": "ugly, deformed, noisy, blurry, low contrast, realism, photorealistic, Western comic style"
+    },
+    {
+        "name": "Neon Noir",
+        "prompt": "neon noir {prompt} . cyberpunk, dark, rainy streets, neon signs, high contrast, low light, vibrant, highly detailed",
+        "negative_prompt": "bright, sunny, daytime, low contrast, black and white, sketch, watercolor"
+    },
+    {
+        "name": "Paper Mache",
+        "prompt": "paper mache representation of {prompt} . 3D, sculptural, textured, handmade, vibrant, fun",
+        "negative_prompt": "2D, flat, photo, sketch, digital art, deformed, noisy, blurry"
+    },
+    {
+        "name": "Papercut Shadow Box",
+        "prompt": "3D papercut shadow box of {prompt} . layered, dimensional, depth, silhouette, shadow, papercut, handmade, high contrast",
+        "negative_prompt": "painting, drawing, photo, 2D, flat, high detail, blurry, noisy, disfigured"
+    },
+    {
+        "name": "Papercut Stacked",
+        "prompt": "stacked papercut art of {prompt} . 3D, layered, dimensional, depth, precision cut, stacked layers, papercut, high contrast",
+        "negative_prompt": "2D, flat, noisy, blurry, painting, drawing, photo, deformed"
+    },
+    {
+        "name": "Silhouette",
+        "prompt": "silhouette style {prompt} . high contrast, minimalistic, black and white, stark, dramatic",
+        "negative_prompt": "ugly, deformed, noisy, blurry, low contrast, color, realism, photorealistic"
+    },
+    {
+        "name": "Techwear Fashion",
+        "prompt": "techwear fashion {prompt} . futuristic, cyberpunk, urban, tactical, sleek, dark, highly detailed",
+        "negative_prompt": "vintage, rural, colorful, low contrast, realism, sketch, watercolor"
+    }
+]