feat(server): add recipe-based model management (#2176)

examples/server/recipes/minimax-h3-ref2va.json

@@ -0,0 +1,54 @@
+{
+  "schema_version": 1,
+  "id": "minimax-h3-ref2va",
+  "name": "MiniMax H3 Ref2VA",
+  "description": "Supply image, video or audio references with compatible Ref2VA weights. Audio VAE is optional for silent video.",
+  "model_url": "https://huggingface.co/MiniMaxAI/MiniMax-H3",
+  "slots": [
+    {
+      "id": "diffusion_model",
+      "required": true
+    },
+    {
+      "id": "llm",
+      "required": true,
+      "label": "MiniMax-H3 Qwen 3 VL 32B Text Encoder"
+    },
+    {
+      "id": "vae",
+      "required": false,
+      "label": "MiniMax H3 Video VAE"
+    },
+    {
+      "id": "tae",
+      "required": false
+    },
+    {
+      "id": "audio_vae",
+      "required": false,
+      "label": "MiniMax H3 Audio VAE"
+    }
+  ],
+  "required_any": [
+    [
+      "vae",
+      "tae"
+    ]
+  ],
+  "defaults": {
+    "video_frames": 56,
+    "fps": 24,
+    "cfg_scale": 1,
+    "width": 1344,
+    "height": 768,
+    "sampling_method": "euler"
+  },
+  "features": [
+    "flow_shift",
+    "ref_images"
+  ],
+  "disabled_features": [
+    "img2img",
+    "mask_image"
+  ]
+}