Merge pull request #1 from jveldboom/create-release-process

feat: add release workflow

.github/workflows/release.yaml

@@ -0,0 +1,44 @@
+---
+name: release
+
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: write
+  packages: write
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Get next version
+        uses: jveldboom/action-conventional-versioning@v1
+        id: version
+
+      - name: Log in to the container registry
+        uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build & push image
+        run: |
+          docker build . \
+            --tag ghcr.io/${GITHUB_REPOSITORY}:${{ steps.version.outputs.version }} \
+            --tag ghcr.io/${GITHUB_REPOSITORY}:latest
+
+          docker push --all-tags ghcr.io/${GITHUB_REPOSITORY}
+
+      - name: Create GitHub Release
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          gh release create "${{ steps.version.outputs.version }}" \
+            --generate-notes \
+            --target "${{ github.sha }}"

README.md

@@ -1,19 +1,34 @@
-# Docker Google's Guetzli 
-Run Google's Guetzli within Docker. 
+# Docker Google's Guetzli
+Run Google's Guetzli within Docker.
 
 Visit https://github.com/google/guetzli for Guetzli's full documentation
 
-# Run
-- `docker run --rm -v $(PWD):/tmp jveldboom/google-guetzli input.jpg output.jpg`
+## Usage
+```sh
+docker run --rm -v $(PWD):/tmp jveldboom/google-guetzli input.jpg output.jpg
+```
 
-# Run Examples
-- `docker run --rm -v $(PWD):/tmp jveldboom/google-guetzli --quality 85 ./samples/bees.png ./samples/bees-out.png`
+## Run Examples
+```sh
+docker run --rm -v $(PWD):/tmp jveldboom/google-guetzli --quality 85 ./samples/bees.png ./samples/bees-out.png
+```
 
 Original | Processed with 85%
 :------------: | :-------------:
 ![Original](./samples/bees.png)<br>177 KB | ![Original](./samples/bees-out.png)<br> 22 KB
 ![Original](./samples/rose.jpg)<br>219 KB  | ![Original](./samples/rose-out.png)<br> 103 KB
 
-# TODO
-- <strike>Reduce container image size. Likely do not need full Ubuntu image</strike>
-- <strike>Add to Docker Hub for easier installation</strike>
+## TODO
+- [ ] create pull request workflow
+- [ ] include dockerignore to reduce image size
+- [ ] see if we can reduce overall container size
+
+```sh
+# dockerfile
+apk add --no-cache --virtual .build-deps
+
+...
+
+apk del --no-cache .build-deps
+rm -rf /var/tmp/* /tmp/* /opt/build
+```