[Feat] Autopublish with new version (#261)

* [Feat] Autopublish with new version

* rebase and incorporate state dump

* Update .github/workflows/tag-release.yml
Co-authored-by: Liam Horne <liam@lihorne.com>
Co-authored-by: Liam Horne <liam@lihorne.com>
Co-authored-by: Mark Tyneway <mark.tyneway@gmail.com>

packages/contracts/.github/workflows/tag-release.yml

-name: Create Releases on Tags
+name: Auto tag-release-publish
 
 on:
   push:
-    tags:
-      - 'v*'
+    branches:
+      - master
 
 jobs:
-  release:
+  tag:
+    name: Create tag for new version
     runs-on: ubuntu-latest
+    outputs:
+      tag_name: ${{ steps.create_new_tag.outputs.tag }}
     steps:
-      - name: Create GitHub release
-        uses: Roang-zero1/github-create-release-action@master
+      - uses: actions/checkout@v2
         with:
-          version_regex: ^v[[:digit:]]+\.[[:digit:]]+\.[[:digit:]]+
-          changelog_file: CHANGELOG.md
+          fetch-depth: 2
+      - uses: salsify/action-detect-and-tag-new-version@v2
+        id: create_new_tag
+
+  release:
+    name: Create release
+    runs-on: ubuntu-latest
+    needs: tag
+    if: needs.tag.outputs.tag_name
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/create-release@v1
+        id: create_release
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ needs.tag.outputs.tag_name }}
+          release_name: ${{ needs.tag.outputs.tag_name }}
+          draft: false
+          prerelease: false
+
+  npm-publish:
+    name: Build and publish
+    runs-on: ubuntu-latest
+    needs: tag
+    if: needs.tag.outputs.tag_name
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: '14.x'
+          registry-url: 'https://registry.npmjs.org'
+      - run: yarn
+      - run: yarn build
+      - run: npm publish --access public
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
 
   docker:
     name: Build & Push to DockerHub
     runs-on: ubuntu-latest
-
+    needs: tag
+    if: needs.tag.outputs.tag_name
     steps:
       - uses: actions/checkout@v2
 
       - name: Login to DockerHub Registry
         run: echo ${{ secrets.DOCKERHUB_ACCESS_TOKEN_SECRET }} | docker login -u ${{ secrets.DOCKERHUB_ACCESS_TOKEN_USERNAME}} --password-stdin
 
-      - name: Get the version
-        id: get_version
-        run: echo ::set-output name=VERSION::$(echo $GITHUB_REF | cut -d / -f 3)
-
       - name: Clone the docker repo
         run: |
           git clone https://github.com/ethereum-optimism/docker.git \
@@ -39,8 +71,8 @@ jobs:
       - name: Build and push Deployer image to DockerHub
         run: |
           cd $HOME/docker
-          ./build.sh -s deployer -b ${{ steps.get_version.outputs.VERSION }}
-          docker push ethereumoptimism/deployer:${{ steps.get_version.outputs.VERSION }}
+          ./build.sh -s deployer -b ${{ needs.tag.outputs.tag_name }}
+          docker push ethereumoptimism/deployer:${{ needs.tag.outputs.tag_name }}
 
       - name: Extract State Dump from Deployer Image
         run: docker run --rm --entrypoint cat ethereumoptimism/deployer:${{ steps.get_version.outputs.VERSION }} /opt/contracts/build/dumps/state-dump.latest.json > ${{ steps.get_version.outputs.VERSION }}.json
@@ -58,6 +90,8 @@ jobs:
     name: Commit State Dump
     needs: docker
     runs-on: ubuntu-latest
+    needs: tag
+    if: needs.tag.outputs.tag_name
 
     steps:
       - uses: actions/checkout@v2