[NO UPSTREAM] github: build release snapshots on every push to main

This will allow my fork to publish stable releases with dotslash files
associated. Just overwriting `latest` every time doesn't work out so well, it
turns out.

Obliterates all the bi-monthly release checks.

Signed-off-by: Austin Seipp <aseipp@pobox.com>

.github/workflows/upload_buck2.yml

@@ -6,30 +6,7 @@ on:
       - main
 
 jobs:
-  get_prelude_hash:
-    name: Get the latest prelude hash
-    runs-on: ubuntu-latest
-    outputs:
-      prelude_hash: ${{ steps.get_latest_prelude_hash.outputs.prelude_hash }}
-    steps:
-      - name: Shallow clone buck2-prelude
-        run: git clone --depth=1 https://github.com/facebook/buck2-prelude
-      - name: Get latest commit hash into prelude_hash
-        id: get_latest_prelude_hash
-        run: |
-          mkdir artifacts/
-          cd buck2-prelude/
-          git rev-parse HEAD > ../artifacts/prelude_hash
-          echo "prelude_hash=$(git rev-parse HEAD)" >> "$GITHUB_OUTPUT"
-      - name: Upload prelude_hash
-        uses: actions/upload-artifact@v4
-        with:
-          path: artifacts/prelude_hash
-          name: prelude_hash
-
   build:
-    needs:
-      - get_prelude_hash
     strategy:
       fail-fast: false
       matrix:
@@ -128,118 +105,28 @@ jobs:
           name: buck2-${{ matrix.target.triple }}
           path: artifacts/
 
-  release_latest:
-    name: Release `latest` tag
+  release_latest_snapshot:
+    name: Release latest push snapshot
     needs:
       - build
-      - get_prelude_hash
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-        with:
-          fetch-depth: 0
-      # Publish a new tag and upload all aritfacts from `build` and `get_prelude_hash`
-      - uses: ./.github/actions/publish_tag
-        with:
-          tag: "latest"
-          github_token: ${{ secrets.GITHUB_TOKEN }}
-
-  check_for_bi_monthly_release:
-    name: Check if there's a release for this half of the month already
-    runs-on: ubuntu-latest
-    needs:
-      - build
-    outputs:
-      tag: ${{ steps.check_if_we_need_to_tag.outputs.new_tag }}
-    steps:
-      - id: get_date
-        name: Store date information so we stay consistent between the steps
-        run: |
-          month=$(date +%Y-%m)
-          # The math below uses the day number "XX" as a number, but if it has a leading 0 and the
-          # second digit is larger than 7 this fails as it parses as an octal, so we use `sed` to fix:
-          day=$(date +%d | sed 's/^0*//')
-          tag=$(date +%Y-%m-%d)
-          echo "month=$month" >> "$GITHUB_OUTPUT"
-          echo "day=$day" >> "$GITHUB_OUTPUT"
-          echo "tag=$tag" >> "$GITHUB_OUTPUT"
-          cat "$GITHUB_OUTPUT"
-      - id: get_tags_count
-        name: Count the number of tags already published for this month
-        run: |
-          # GITHUB_REPOSITORY is used to allow this action to work on forks
-          url="https://api.github.com/repos/$GITHUB_REPOSITORY/tags"
-          curl --retry 5 -fsSL "$url" -o tags.txt
-          tags=$(cat tags.txt |  jq -r ".[].name")
-          tags_count=$(echo "$tags" | grep -c "${{ steps.get_date.outputs.month }}" || true)
-          echo "tags_count=$tags_count" >> "$GITHUB_OUTPUT"
-          cat "$GITHUB_OUTPUT"
-      - id: check_if_we_need_to_tag
-        name: Check if we should tag
+      - name: Get snapshot tag (YYYYMMDD-HHMMSS)
+        id: get_tag
         run: |
-          tags_count=${{ steps.get_tags_count.outputs.tags_count }}
-          day=${{ steps.get_date.outputs.day }}
-          tag=${{ steps.get_date.outputs.tag }}
-
-          # If we're in the first half of the month, check if there are no tags for this month yet
-          if (( day < 15 && tags_count < 1 )); then echo "new_tag=${tag}" >> "$GITHUB_OUTPUT"; fi;
-          # Otherwise, tag if the count is less than 2.
-          if (( day >= 15 && tags_count < 2 )); then echo "new_tag=${tag}" >> "$GITHUB_OUTPUT"; fi;
-          cat $GITHUB_OUTPUT
-
-  release_bi_monthly:
-    name: Release bi-monthly tag
-    needs:
-      - build
-      - check_for_bi_monthly_release
-    runs-on: ubuntu-latest
-    # Only perform this action if check_for_bi_monthly_release set a tag output
-    if: ${{ needs.check_for_bi_monthly_release.outputs.tag }}
-    steps:
+          TAG=snapshot-$(date +'%Y%m%d-%H%M%S')
+          echo "tag_name=$TAG" >> "$GITHUB_OUTPUT"
+          echo "Release tag: $TAG"
       - uses: actions/checkout@v3
         with:
           fetch-depth: 0
-      # Publish a new tag and upload all aritfacts from `build` and `get_prelude_hash`
       - uses: ./.github/actions/publish_tag
         with:
-          tag: ${{ needs.check_for_bi_monthly_release.outputs.tag }}
+          tag: "${{ steps.get_tag.outputs.tag_name }}"
           github_token: ${{ secrets.GITHUB_TOKEN }}
       - uses: facebook/dotslash-publish-release@v1
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           config: .github/dotslash-config.json
-          tag: ${{ needs.check_for_bi_monthly_release.outputs.tag }}
-
-  build_docs_job:
-    name: Publish buck2.build
-    runs-on: ubuntu-latest
-    needs:
-      - build
-    steps:
-    - name: Checkout
-      uses: actions/checkout@v3
-    - name: Download Buck2
-      uses: actions/download-artifact@v4
-      with:
-        name: buck2-x86_64-unknown-linux-gnu
-        path: artifacts
-    - name: Decompress Buck2
-      run: |
-        zstd -d artifacts/buck2-x86_64-unknown-linux-gnu.zst -o artifacts/buck2-release
-        chmod +x artifacts/buck2-release
-    - name: Install dependencies
-      run: |
-        sudo apt-get install -y yarn
-      id: build
-    - name: Build the Website
-      run: |
-        cd website
-        yarn
-        BUCK2_BIN="$GITHUB_WORKSPACE/artifacts/buck2-release" yarn build_prebuilt
-    - name: Deploy
-      uses: JamesIves/github-pages-deploy-action@releases/v4
-      with:
-        branch: gh-pages # The branch the action should deploy to.
-        folder: website/build # The folder the action should deploy.
-        single-commit: true # Discard history for the gh-pages branch.
+          tag: "${{ steps.get_tag.outputs.tag_name }}"