chore: remove temporary r20 backfill workflow (done, r20 complete at 596 assets)

.github/workflows/backfill-release.yml

@@ -1,73 +0,0 @@
-name: Backfill Release Assets
-# One-off repair: upload artifacts from an existing run that the release
-# job missed (e.g. r20, where download-artifact truncation dropped 96
-# AnyKernel3 zips). Delete this file once no longer needed.
-on:
-  workflow_dispatch:
-    inputs:
-      run_id:
-        description: "Source run ID holding the artifacts"
-        required: true
-        type: string
-      tag:
-        description: "Existing release tag to upload into"
-        required: true
-        type: string
-
-permissions:
-  contents: write
-  actions: read
-
-jobs:
-  backfill:
-    runs-on: ubuntu-latest
-    env:
-      GH_TOKEN: ${{ github.token }}
-    steps:
-    - name: Upload missing AnyKernel3 zips to release
-      run: |
-        set -euo pipefail
-        REPO="${{ github.repository }}"
-        RUN_ID="${{ inputs.run_id }}"
-        TAG="${{ inputs.tag }}"
-
-        gh api "repos/$REPO/actions/runs/$RUN_ID/artifacts?per_page=100" --paginate --jq '.artifacts[] | select(.name | endswith("-AnyKernel3")) | "\(.id) \(.name)"' > /tmp/all.txt
-        echo "AnyKernel3 artifacts in run: $(wc -l < /tmp/all.txt)"
-
-        RID=$(gh api "repos/$REPO/releases/tags/$TAG" --jq '.id')
-        gh api "repos/$REPO/releases/$RID/assets?per_page=100" --paginate --jq '.[].name' | sed 's/\.zip$//' | sort -u > /tmp/have.txt
-
-        : > /tmp/missing.txt
-        while read -r id name; do
-          grep -qx "$name" /tmp/have.txt || echo "$id $name" >> /tmp/missing.txt
-        done < /tmp/all.txt
-        echo "Missing from $TAG: $(wc -l < /tmp/missing.txt)"
-        [ -s /tmp/missing.txt ] || { echo "Nothing to backfill."; exit 0; }
-
-        mkdir -p backfill
-        failed=0
-        while read -r id name; do
-          echo "=== $name ==="
-          rm -rf "backfill/$name" "backfill/$name.zip"
-          ok=false
-          for attempt in 1 2 3; do
-            if gh api "repos/$REPO/actions/artifacts/$id/zip" > "backfill/dl.zip" && \
-               unzip -q -o "backfill/dl.zip" -d "backfill/$name" && \
-               ( cd "backfill/$name" && zip -r -q -9 "../$name.zip" . ) && \
-               gh release upload "$TAG" "backfill/$name.zip" --clobber --repo "$REPO"; then
-              ok=true
-              break
-            fi
-            echo "Attempt $attempt/3 failed for: $name" >&2
-            sleep 10
-          done
-          if [ "$ok" = false ]; then
-            echo "ERROR: giving up on $name" >&2
-            failed=1
-          fi
-          rm -rf "backfill/$name" "backfill/$name.zip" backfill/dl.zip
-        done < /tmp/missing.txt
-
-        have_kernels=$(gh api "repos/$REPO/releases/$RID/assets?per_page=100" --paginate --jq '.[].name' | grep -c 'AnyKernel3\.zip$')
-        echo "AnyKernel3 zips now on $TAG: $have_kernels (run holds $(wc -l < /tmp/all.txt))"
-        exit "$failed"