diff --git a/example_workflows/Comfyu-rmbg_v2.2.0_node_sample.json b/example_workflows/Comfyu-rmbg_v2.2.0_node_sample.json
deleted file mode 100644
index 2cca1b9..0000000
--- a/example_workflows/Comfyu-rmbg_v2.2.0_node_sample.json
+++ /dev/null
@@ -1,1108 +0,0 @@
-{
-  "id": "34bfe329-b0c0-4676-801e-1abd92280fe8",
-  "revision": 0,
-  "last_node_id": 65,
-  "last_link_id": 1,
-  "nodes": [
-    {
-      "id": 19,
-      "type": "BiRefNetRMBG",
-      "pos": [
-        -70,
-        440
-      ],
-      "size": [
-        339.43121337890625,
-        218
-      ],
-      "flags": {},
-      "order": 0,
-      "mode": 0,
-      "inputs": [
-        {
-          "name": "image",
-          "type": "IMAGE",
-          "link": null
-        }
-      ],
-      "outputs": [
-        {
-          "name": "IMAGE",
-          "type": "IMAGE",
-          "links": null
-        },
-        {
-          "name": "MASK",
-          "type": "MASK",
-          "links": null
-        },
-        {
-          "name": "MASK_IMAGE",
-          "type": "IMAGE",
-          "links": null
-        }
-      ],
-      "properties": {
-        "enableTabs": false,
-        "tabWidth": 65,
-        "tabXOffset": 10,
-        "hasSecondTab": false,
-        "secondTabText": "Send Back",
-        "secondTabOffset": 80,
-        "secondTabWidth": 65,
-        "cnr_id": "comfyui-rmbg",
-        "ver": "dd3c36675fb8651c183bc4186285cdeb759342c7",
-        "Node name for S&R": "BiRefNetRMBG"
-      },
-      "widgets_values": [
-        "BiRefNet-general",
-        0,
-        0,
-        "Alpha",
-        false,
-        false
-      ]
-    },
-    {
-      "id": 22,
-      "type": "FaceSegment",
-      "pos": [
-        290,
-        90
-      ],
-      "size": [
-        312.32611083984375,
-        554
-      ],
-      "flags": {},
-      "order": 1,
-      "mode": 0,
-      "inputs": [
-        {
-          "name": "images",
-          "type": "IMAGE",
-          "link": null
-        }
-      ],
-      "outputs": [
-        {
-          "name": "IMAGE",
-          "type": "IMAGE",
-          "links": null
-        },
-        {
-          "name": "MASK",
-          "type": "MASK",
-          "links": null
-        },
-        {
-          "name": "MASK_IMAGE",
-          "type": "IMAGE",
-          "links": null
-        }
-      ],
-      "properties": {
-        "enableTabs": false,
-        "tabWidth": 65,
-        "tabXOffset": 10,
-        "hasSecondTab": false,
-        "secondTabText": "Send Back",
-        "secondTabOffset": 80,
-        "secondTabWidth": 65,
-        "cnr_id": "comfyui-rmbg",
-        "ver": "dd3c36675fb8651c183bc4186285cdeb759342c7",
-        "Node name for S&R": "FaceSegment"
-      },
-      "widgets_values": [
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        512,
-        0,
-        0,
-        "Alpha",
-        false
-      ]
-    },
-    {
-      "id": 25,
-      "type": "RMBG",
-      "pos": [
-        -70,
-        90
-      ],
-      "size": [
-        341.43365478515625,
-        290.7720031738281
-      ],
-      "flags": {},
-      "order": 2,
-      "mode": 0,
-      "inputs": [
-        {
-          "name": "image",
-          "type": "IMAGE",
-          "link": null
-        }
-      ],
-      "outputs": [
-        {
-          "name": "IMAGE",
-          "type": "IMAGE",
-          "links": null
-        },
-        {
-          "name": "MASK",
-          "type": "MASK",
-          "links": null
-        },
-        {
-          "name": "MASK_IMAGE",
-          "type": "IMAGE",
-          "links": null
-        }
-      ],
-      "properties": {
-        "enableTabs": false,
-        "tabWidth": 65,
-        "tabXOffset": 10,
-        "hasSecondTab": false,
-        "secondTabText": "Send Back",
-        "secondTabOffset": 80,
-        "secondTabWidth": 65,
-        "cnr_id": "comfyui-rmbg",
-        "ver": "dd3c36675fb8651c183bc4186285cdeb759342c7",
-        "Node name for S&R": "RMBG"
-      },
-      "widgets_values": [
-        "RMBG-2.0",
-        1,
-        1024,
-        0,
-        0,
-        "Alpha",
-        false,
-        "default",
-        false
-      ]
-    },
-    {
-      "id": 26,
-      "type": "Segment",
-      "pos": [
-        617.3160400390625,
-        90
-      ],
-      "size": [
-        336.6289978027344,
-        296
-      ],
-      "flags": {},
-      "order": 3,
-      "mode": 0,
-      "inputs": [
-        {
-          "name": "image",
-          "type": "IMAGE",
-          "link": null
-        }
-      ],
-      "outputs": [
-        {
-          "name": "IMAGE",
-          "type": "IMAGE",
-          "links": null
-        },
-        {
-          "name": "MASK",
-          "type": "MASK",
-          "links": null
-        },
-        {
-          "name": "MASK_IMAGE",
-          "type": "IMAGE",
-          "links": null
-        }
-      ],
-      "properties": {
-        "enableTabs": false,
-        "tabWidth": 65,
-        "tabXOffset": 10,
-        "hasSecondTab": false,
-        "secondTabText": "Send Back",
-        "secondTabOffset": 80,
-        "secondTabWidth": 65,
-        "cnr_id": "comfyui-rmbg",
-        "ver": "dd3c36675fb8651c183bc4186285cdeb759342c7",
-        "Node name for S&R": "Segment"
-      },
-      "widgets_values": [
-        "",
-        "sam_vit_h (2.56GB)",
-        "GroundingDINO_SwinT_OGC (694MB)",
-        0.35,
-        0,
-        0,
-        "Alpha",
-        false
-      ]
-    },
-    {
-      "id": 24,
-      "type": "FashionSegmentClothing",
-      "pos": [
-        1380,
-        90
-      ],
-      "size": [
-        330,
-        626
-      ],
-      "flags": {},
-      "order": 17,
-      "mode": 0,
-      "inputs": [
-        {
-          "name": "images",
-          "type": "IMAGE",
-          "link": null
-        },
-        {
-          "name": "accessories_options",
-          "shape": 7,
-          "type": "ACCESSORIES_OPTIONS",
-          "link": 1
-        }
-      ],
-      "outputs": [
-        {
-          "name": "images",
-          "type": "IMAGE",
-          "links": null
-        },
-        {
-          "name": "mask",
-          "type": "MASK",
-          "links": null
-        },
-        {
-          "name": "MASK_IMAGE",
-          "type": "IMAGE",
-          "links": null
-        }
-      ],
-      "properties": {
-        "enableTabs": false,
-        "tabWidth": 65,
-        "tabXOffset": 10,
-        "hasSecondTab": false,
-        "secondTabText": "Send Back",
-        "secondTabOffset": 80,
-        "secondTabWidth": 65,
-        "cnr_id": "comfyui-rmbg",
-        "ver": "dd3c36675fb8651c183bc4186285cdeb759342c7",
-        "Node name for S&R": "FashionSegmentClothing"
-      },
-      "widgets_values": [
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        512,
-        0,
-        0,
-        "Alpha",
-        false
-      ]
-    },
-    {
-      "id": 23,
-      "type": "FashionSegmentAccessories",
-      "pos": [
-        970.2440185546875,
-        90
-      ],
-      "size": [
-        390.5199890136719,
-        706
-      ],
-      "flags": {},
-      "order": 4,
-      "mode": 0,
-      "inputs": [],
-      "outputs": [
-        {
-          "name": "accessories_options",
-          "type": "ACCESSORIES_OPTIONS",
-          "slot_index": 0,
-          "links": [
-            1
-          ]
-        }
-      ],
-      "properties": {
-        "enableTabs": false,
-        "tabWidth": 65,
-        "tabXOffset": 10,
-        "hasSecondTab": false,
-        "secondTabText": "Send Back",
-        "secondTabOffset": 80,
-        "secondTabWidth": 65,
-        "cnr_id": "comfyui-rmbg",
-        "ver": "dd3c36675fb8651c183bc4186285cdeb759342c7",
-        "Node name for S&R": "FashionSegmentAccessories"
-      },
-      "widgets_values": [
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false
-      ]
-    },
-    {
-      "id": 21,
-      "type": "ClothesSegment",
-      "pos": [
-        617.3160400390625,
-        424.49090576171875
-      ],
-      "size": [
-        340,
-        626
-      ],
-      "flags": {},
-      "order": 5,
-      "mode": 0,
-      "inputs": [
-        {
-          "name": "images",
-          "type": "IMAGE",
-          "link": null
-        }
-      ],
-      "outputs": [
-        {
-          "name": "IMAGE",
-          "type": "IMAGE",
-          "links": null
-        },
-        {
-          "name": "MASK",
-          "type": "MASK",
-          "links": null
-        },
-        {
-          "name": "MASK_IMAGE",
-          "type": "IMAGE",
-          "links": null
-        }
-      ],
-      "properties": {
-        "enableTabs": false,
-        "tabWidth": 65,
-        "tabXOffset": 10,
-        "hasSecondTab": false,
-        "secondTabText": "Send Back",
-        "secondTabOffset": 80,
-        "secondTabWidth": 65,
-        "cnr_id": "comfyui-rmbg",
-        "ver": "dd3c36675fb8651c183bc4186285cdeb759342c7",
-        "Node name for S&R": "ClothesSegment"
-      },
-      "widgets_values": [
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        512,
-        0,
-        0,
-        "Alpha",
-        false
-      ]
-    },
-    {
-      "id": 55,
-      "type": "BodySegment",
-      "pos": [
-        290,
-        700
-      ],
-      "size": [
-        310,
-        460
-      ],
-      "flags": {},
-      "order": 6,
-      "mode": 0,
-      "inputs": [
-        {
-          "name": "images",
-          "type": "IMAGE",
-          "link": null
-        }
-      ],
-      "outputs": [
-        {
-          "name": "IMAGE",
-          "type": "IMAGE",
-          "links": null
-        },
-        {
-          "name": "MASK",
-          "type": "MASK",
-          "links": null
-        },
-        {
-          "name": "MASK_IMAGE",
-          "type": "IMAGE",
-          "links": null
-        }
-      ],
-      "properties": {
-        "enableTabs": false,
-        "tabWidth": 65,
-        "tabXOffset": 10,
-        "hasSecondTab": false,
-        "secondTabText": "Send Back",
-        "secondTabOffset": 80,
-        "secondTabWidth": 65,
-        "cnr_id": "comfyui-rmbg",
-        "ver": "4faa7c7c12147db95345ee78b30f38273443ff99",
-        "Node name for S&R": "BodySegment"
-      },
-      "widgets_values": [
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        false,
-        0,
-        0,
-        "Alpha",
-        false
-      ]
-    },
-    {
-      "id": 56,
-      "type": "AILab_LoadImage",
-      "pos": [
-        1720,
-        90
-      ],
-      "size": [
-        315,
-        446
-      ],
-      "flags": {},
-      "order": 7,
-      "mode": 0,
-      "inputs": [],
-      "outputs": [
-        {
-          "name": "IMAGE",
-          "type": "IMAGE",
-          "links": null
-        },
-        {
-          "name": "MASK",
-          "type": "MASK",
-          "links": null
-        },
-        {
-          "name": "MASK_IMAGE",
-          "type": "IMAGE",
-          "links": null
-        },
-        {
-          "name": "WIDTH",
-          "type": "INT",
-          "links": null
-        },
-        {
-          "name": "HEIGHT",
-          "type": "INT",
-          "links": null
-        }
-      ],
-      "properties": {
-        "enableTabs": false,
-        "tabWidth": 65,
-        "tabXOffset": 10,
-        "hasSecondTab": false,
-        "secondTabText": "Send Back",
-        "secondTabOffset": 80,
-        "secondTabWidth": 65,
-        "cnr_id": "comfyui-rmbg",
-        "ver": "4faa7c7c12147db95345ee78b30f38273443ff99",
-        "Node name for S&R": "AILab_LoadImage"
-      },
-      "widgets_values": [
-        "(G)I-DLE.webp",
-        "alpha",
-        1,
-        0,
-        "image",
-        ""
-      ]
-    },
-    {
-      "id": 57,
-      "type": "AILab_ImageStitch",
-      "pos": [
-        1720,
-        590
-      ],
-      "size": [
-        315,
-        78
-      ],
-      "flags": {},
-      "order": 8,
-      "mode": 0,
-      "inputs": [
-        {
-          "name": "image1",
-          "type": "IMAGE",
-          "link": null
-        },
-        {
-          "name": "image2",
-          "type": "IMAGE",
-          "link": null
-        }
-      ],
-      "outputs": [
-        {
-          "name": "IMAGE",
-          "type": "IMAGE",
-          "links": null
-        }
-      ],
-      "properties": {
-        "enableTabs": false,
-        "tabWidth": 65,
-        "tabXOffset": 10,
-        "hasSecondTab": false,
-        "secondTabText": "Send Back",
-        "secondTabOffset": 80,
-        "secondTabWidth": 65,
-        "cnr_id": "comfyui-rmbg",
-        "ver": "4faa7c7c12147db95345ee78b30f38273443ff99",
-        "Node name for S&R": "AILab_ImageStitch"
-      },
-      "widgets_values": [
-        "right"
-      ]
-    },
-    {
-      "id": 58,
-      "type": "AILab_ImageCombiner",
-      "pos": [
-        1720,
-        720
-      ],
-      "size": [
-        315,
-        194
-      ],
-      "flags": {},
-      "order": 9,
-      "mode": 0,
-      "inputs": [
-        {
-          "name": "foreground",
-          "type": "IMAGE",
-          "link": null
-        },
-        {
-          "name": "background",
-          "type": "IMAGE",
-          "link": null
-        },
-        {
-          "name": "foreground_mask",
-          "shape": 7,
-          "type": "MASK",
-          "link": null
-        }
-      ],
-      "outputs": [
-        {
-          "name": "IMAGE",
-          "type": "IMAGE",
-          "links": null
-        }
-      ],
-      "properties": {
-        "enableTabs": false,
-        "tabWidth": 65,
-        "tabXOffset": 10,
-        "hasSecondTab": false,
-        "secondTabText": "Send Back",
-        "secondTabOffset": 80,
-        "secondTabWidth": 65,
-        "cnr_id": "comfyui-rmbg",
-        "ver": "4faa7c7c12147db95345ee78b30f38273443ff99",
-        "Node name for S&R": "AILab_ImageCombiner"
-      },
-      "widgets_values": [
-        "normal",
-        1,
-        1,
-        50,
-        50
-      ]
-    },
-    {
-      "id": 59,
-      "type": "AILab_ImagePreview",
-      "pos": [
-        2050,
-        90
-      ],
-      "size": [
-        330,
-        30
-      ],
-      "flags": {},
-      "order": 10,
-      "mode": 0,
-      "inputs": [
-        {
-          "name": "image",
-          "type": "IMAGE",
-          "link": null
-        }
-      ],
-      "outputs": [
-        {
-          "name": "IMAGE",
-          "type": "IMAGE",
-          "links": null
-        }
-      ],
-      "properties": {
-        "enableTabs": false,
-        "tabWidth": 65,
-        "tabXOffset": 10,
-        "hasSecondTab": false,
-        "secondTabText": "Send Back",
-        "secondTabOffset": 80,
-        "secondTabWidth": 65,
-        "cnr_id": "comfyui-rmbg",
-        "ver": "4faa7c7c12147db95345ee78b30f38273443ff99",
-        "Node name for S&R": "AILab_ImagePreview"
-      }
-    },
-    {
-      "id": 60,
-      "type": "AILab_MaskPreview",
-      "pos": [
-        2050,
-        170
-      ],
-      "size": [
-        330,
-        26
-      ],
-      "flags": {},
-      "order": 11,
-      "mode": 0,
-      "inputs": [
-        {
-          "name": "mask",
-          "type": "MASK",
-          "link": null
-        }
-      ],
-      "outputs": [
-        {
-          "name": "MASK",
-          "type": "MASK",
-          "links": null
-        }
-      ],
-      "properties": {
-        "enableTabs": false,
-        "tabWidth": 65,
-        "tabXOffset": 10,
-        "hasSecondTab": false,
-        "secondTabText": "Send Back",
-        "secondTabOffset": 80,
-        "secondTabWidth": 65,
-        "cnr_id": "comfyui-rmbg",
-        "ver": "4faa7c7c12147db95345ee78b30f38273443ff99",
-        "Node name for S&R": "AILab_MaskPreview"
-      }
-    },
-    {
-      "id": 61,
-      "type": "AILab_Preview",
-      "pos": [
-        2050,
-        250
-      ],
-      "size": [
-        330,
-        46
-      ],
-      "flags": {},
-      "order": 12,
-      "mode": 0,
-      "inputs": [
-        {
-          "name": "image",
-          "shape": 7,
-          "type": "IMAGE",
-          "link": null
-        },
-        {
-          "name": "mask",
-          "shape": 7,
-          "type": "MASK",
-          "link": null
-        }
-      ],
-      "outputs": [
-        {
-          "name": "IMAGE",
-          "type": "IMAGE",
-          "links": null
-        },
-        {
-          "name": "MASK",
-          "type": "MASK",
-          "links": null
-        }
-      ],
-      "properties": {
-        "enableTabs": false,
-        "tabWidth": 65,
-        "tabXOffset": 10,
-        "hasSecondTab": false,
-        "secondTabText": "Send Back",
-        "secondTabOffset": 80,
-        "secondTabWidth": 65,
-        "cnr_id": "comfyui-rmbg",
-        "ver": "4faa7c7c12147db95345ee78b30f38273443ff99",
-        "Node name for S&R": "AILab_Preview"
-      }
-    },
-    {
-      "id": 64,
-      "type": "AILab_ImageMaskConvert",
-      "pos": [
-        2050,
-        350
-      ],
-      "size": [
-        330,
-        80
-      ],
-      "flags": {},
-      "order": 13,
-      "mode": 0,
-      "inputs": [
-        {
-          "name": "image",
-          "shape": 7,
-          "type": "IMAGE",
-          "link": null
-        },
-        {
-          "name": "mask",
-          "shape": 7,
-          "type": "MASK",
-          "link": null
-        }
-      ],
-      "outputs": [
-        {
-          "name": "IMAGE",
-          "type": "IMAGE",
-          "links": null
-        },
-        {
-          "name": "MASK",
-          "type": "MASK",
-          "links": null
-        }
-      ],
-      "properties": {
-        "enableTabs": false,
-        "tabWidth": 65,
-        "tabXOffset": 10,
-        "hasSecondTab": false,
-        "secondTabText": "Send Back",
-        "secondTabOffset": 80,
-        "secondTabWidth": 65,
-        "cnr_id": "comfyui-rmbg",
-        "ver": "4faa7c7c12147db95345ee78b30f38273443ff99",
-        "Node name for S&R": "AILab_ImageMaskConvert"
-      },
-      "widgets_values": [
-        "alpha"
-      ]
-    },
-    {
-      "id": 65,
-      "type": "AILab_MaskCombiner",
-      "pos": [
-        2050,
-        480
-      ],
-      "size": [
-        330,
-        118
-      ],
-      "flags": {},
-      "order": 14,
-      "mode": 0,
-      "inputs": [
-        {
-          "name": "mask_1",
-          "type": "MASK",
-          "link": null
-        },
-        {
-          "name": "mask_2",
-          "shape": 7,
-          "type": "MASK",
-          "link": null
-        },
-        {
-          "name": "mask_3",
-          "shape": 7,
-          "type": "MASK",
-          "link": null
-        },
-        {
-          "name": "mask_4",
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-          "type": "MASK",
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\ No newline at end of file