removed the slim Docker image since it does not build properly

.github/workflows/release.yml

@@ -53,26 +53,3 @@ jobs:
           dockerfile: Dockerfile
           image: video2x
           tags: latest, ${{ needs.setup.outputs.tag }}
-
-  container-variants:
-    name: Build and upload variants of the container
-    needs:
-      - setup
-      - create-release
-    strategy:
-      matrix:
-        version:
-          - slim-alpine
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v2
-      - uses: mr-smithers-excellent/docker-build-push@v5
-        name: Build & push the Docker image
-        with:
-          registry: ghcr.io
-          username: ${{ secrets.GHCR_USER }}
-          password: ${{ secrets.GHCR_TOKEN }}
-          dockerfile: Dockerfile.${{ matrix.version }}
-          image: video2x
-          tags: ${{ needs.setup.outputs.tag }}-${{ matrix.version }}

Dockerfile.slim-alpine

@@ -1,34 +0,0 @@
-# Name: Video2X Dockerfile (Slim Alpine)
-# Creator: K4YT3X
-# Date Created: February 1, 2022
-# Last Modified: March 18, 2022
-
-# stage: build python components into heels
-FROM docker.io/library/python:3.10.4-alpine3.15 AS builder
-COPY . /video2x
-WORKDIR /video2x
-RUN apk add --no-cache \
-        cmake g++ gcc git ninja swig linux-headers \
-        ffmpeg-dev glslang-dev jpeg-dev vulkan-loader-dev zlib-dev \
-    && pip install -U pip \
-    && CMAKE_ARGS="-DWITH_FFMPEG=YES" pip wheel -w /wheels opencv-python \
-    && pip wheel -w /wheels wheel pdm-pep517 .
-
-# stage 2: install wheels into final image
-FROM docker.io/library/python:3.10.4-alpine3.15
-LABEL maintainer="K4YT3X <i@k4yt3x.com>" \
-      org.opencontainers.image.source="https://github.com/k4yt3x/video2x" \
-      org.opencontainers.image.description="A lossless video/GIF/image upscaler"
-
-COPY --from=builder /wheels /wheels
-COPY . /video2x
-WORKDIR /video2x
-RUN apk add --no-cache --virtual .run-deps \
-        ffmpeg libgomp libjpeg-turbo libstdc++ \
-        vulkan-loader mesa-vulkan-ati \
-    && pip install --no-cache-dir -U pip \
-    && pip install --no-cache-dir --no-index -f /wheels . \
-    && rm -rf /wheels /video2x
-
-WORKDIR /host
-ENTRYPOINT ["/usr/local/bin/python", "-m", "video2x"]