chore: remove fork build workflow

.github/workflows/build-fork.yml

@@ -1,42 +0,0 @@
-name: Build Fork
-
-on:
-  push:
-    branches:
-      - feat/bandwidth-limiting
-  workflow_dispatch:
-
-jobs:
-  docker-build:
-    name: Build & Push Docker Image
-    runs-on: ubuntu-latest
-    permissions:
-      packages: write
-      contents: read
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Login to GitHub Container Registry
-        uses: docker/login-action@v3
-        with:
-          registry: ghcr.io
-          username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
-
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
-
-      - name: Build and push
-        uses: docker/build-push-action@v6
-        with:
-          context: .
-          platforms: linux/amd64
-          push: true
-          tags: |
-            ghcr.io/${{ github.repository }}:latest
-            ghcr.io/${{ github.repository }}:${{ github.sha }}
-          cache-from: type=gha
-          cache-to: type=gha,mode=min