Add Comfy Registry packaging: LICENSE, requirements, publish workflow

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

.comfyignore

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+# Files excluded from the published Comfy Registry package (gitignore syntax).
+__pycache__/
+*.pyc
+roto_data/
+files.zip

.github/workflows/publish_action.yml

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+name: Publish to Comfy Registry
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - master
+    paths:
+      # Re-publishes automatically whenever you bump the version in pyproject.toml.
+      - "pyproject.toml"
+
+permissions:
+  issues: write
+
+jobs:
+  publish-node:
+    name: Publish Custom Node to registry
+    runs-on: ubuntu-latest
+    if: ${{ github.repository_owner == 'BISAM20' }}
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v4
+      - name: Publish Custom Node
+        uses: Comfy-Org/publish-node-action@v1
+        with:
+          personal_access_token: ${{ secrets.REGISTRY_ACCESS_TOKEN }}

LICENSE

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+MIT License
+
+Copyright (c) 2026 Bishoy Usama
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

requirements.txt

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+# torch, numpy and Pillow ship with ComfyUI.
+# scipy is optional — it is only used for the `feather` (soft edge) feature.
+scipy