ci: remove migrated workflow legacy

.github/scripts/unpack-ci-release.sh

@@ -1,12 +1,13 @@
 #!/usr/bin/env bash
 set -euo pipefail
 
-if [[ $# -lt 1 || $# -gt 2 ]]; then
-  echo "usage: $0 head|base [EXPECTED_REVISION]" >&2
+if [[ $# -ne 2 ]]; then
+  echo "usage: $0 head|base EXPECTED_REVISION" >&2
   exit 2
 fi
 
 side=$1
+expected_revision=$2
 case "$side" in
   head|base) ;;
   *) echo "invalid release side: $side" >&2; exit 2 ;;
@@ -18,10 +19,8 @@ test -f "$archive"
 mkdir -p target/ci-bin
 tar -xzf "$archive" -C target/ci-bin
 (cd "target/ci-bin/$release_name" && sha256sum --check SHA256SUMS)
-if [[ $# -eq 2 ]]; then
-  actual_revision=$(<"target/ci-bin/$release_name/revision.txt")
-  if [[ "$actual_revision" != "$2" ]]; then
-    echo "$side artifact revision mismatch: expected $2, got $actual_revision" >&2
-    exit 1
-  fi
+actual_revision=$(<"target/ci-bin/$release_name/revision.txt")
+if [[ "$actual_revision" != "$expected_revision" ]]; then
+  echo "$side artifact revision mismatch: expected $expected_revision, got $actual_revision" >&2
+  exit 1
 fi

.github/workflows/ci.yml

@@ -36,7 +36,6 @@ jobs:
     name: Resolve exact revisions
     runs-on: ubuntu-latest
     outputs:
-      target_base_sha: ${{ steps.refs.outputs.target_base_sha }}
       base_sha: ${{ steps.refs.outputs.base_sha }}
       head_sha: ${{ steps.refs.outputs.head_sha }}
       execution_order: ${{ steps.refs.outputs.execution_order }}
@@ -72,8 +71,6 @@ jobs:
 
           target_base_sha=$(git rev-parse "${target_base_ref}^{commit}")
           base_sha=$(git merge-base "$target_base_sha" "$head_sha")
-          git merge-base --is-ancestor "$base_sha" "$target_base_sha"
-          git merge-base --is-ancestor "$base_sha" "$head_sha"
 
           if (( GITHUB_RUN_NUMBER % 2 == 0 )); then
             execution_order=head-first
@@ -81,7 +78,6 @@ jobs:
             execution_order=base-first
           fi
 
-          echo "target_base_sha=$target_base_sha" >> "$GITHUB_OUTPUT"
           echo "base_sha=$base_sha" >> "$GITHUB_OUTPUT"
           echo "head_sha=$head_sha" >> "$GITHUB_OUTPUT"
           echo "execution_order=$execution_order" >> "$GITHUB_OUTPUT"
@@ -246,8 +242,6 @@ jobs:
           mkdir -p "$package_dir"
           install -m 0755 target/release/moli "$package_dir/moli"
           printf '%s\n' '${{ needs.resolve-refs.outputs.head_sha }}' > "$package_dir/revision.txt"
-          "$package_dir/moli" --version > "$package_dir/version.txt"
-          stat --format='%s' "$package_dir/moli" > "$package_dir/size-bytes.txt"
           (cd "$package_dir" && sha256sum moli > SHA256SUMS)
           tar -C target/ci-package -czf target/moli-release-head.tar.gz moli-release-head
       - uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4
@@ -282,8 +276,6 @@ jobs:
           mkdir -p "$package_dir"
           install -m 0755 target/release/moli "$package_dir/moli"
           printf '%s\n' '${{ needs.resolve-refs.outputs.base_sha }}' > "$package_dir/revision.txt"
-          "$package_dir/moli" --version > "$package_dir/version.txt"
-          stat --format='%s' "$package_dir/moli" > "$package_dir/size-bytes.txt"
           (cd "$package_dir" && sha256sum moli > SHA256SUMS)
           tar -C target/ci-package -czf target/moli-release-base.tar.gz moli-release-base
       - uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4
@@ -700,17 +692,6 @@ jobs:
         with:
           persist-credentials: false
           ref: ${{ needs.resolve-refs.outputs.head_sha }}
-      - name: Initialize benchmark evidence
-        shell: bash
-        run: |
-          mkdir -p "$BENCHMARK_OUTPUT"
-          printf '{\n  "schema": "moli.browser-spider.run-metadata.v1",\n  "status": "resolved",\n  "target_base": { "sha": "%s" },\n  "base": { "sha": "%s", "role": "common-ancestor" },\n  "head": { "sha": "%s" },\n  "harness": { "sha": "%s", "role": "exact-head" },\n  "execution_order": "%s"\n}\n' \
-            "${{ needs.resolve-refs.outputs.target_base_sha }}" \
-            "${{ needs.resolve-refs.outputs.base_sha }}" \
-            "${{ needs.resolve-refs.outputs.head_sha }}" \
-            "${{ needs.resolve-refs.outputs.head_sha }}" \
-            "${{ needs.resolve-refs.outputs.execution_order }}" \
-            > "$BENCHMARK_OUTPUT/run-metadata.json"
       - uses: actions/download-artifact@d3f86a106a0bac45b974a628896c90dbdf5c8093 # v4
         with:
           name: moli-release-head
@@ -772,17 +753,6 @@ jobs:
         with:
           persist-credentials: false
           ref: ${{ needs.resolve-refs.outputs.head_sha }}
-      - name: Initialize soak evidence
-        shell: bash
-        run: |
-          mkdir -p "$BENCHMARK_OUTPUT"
-          printf '{\n  "schema": "moli.sequential-navigation.run-metadata.v1",\n  "status": "resolved",\n  "target_base": { "sha": "%s" },\n  "base": { "sha": "%s", "role": "common-ancestor" },\n  "head": { "sha": "%s" },\n  "harness": { "sha": "%s", "role": "exact-head" },\n  "execution_order": "%s",\n  "navigation_count": 200\n}\n' \
-            "${{ needs.resolve-refs.outputs.target_base_sha }}" \
-            "${{ needs.resolve-refs.outputs.base_sha }}" \
-            "${{ needs.resolve-refs.outputs.head_sha }}" \
-            "${{ needs.resolve-refs.outputs.head_sha }}" \
-            "${{ needs.resolve-refs.outputs.execution_order }}" \
-            > "$BENCHMARK_OUTPUT/run-metadata.json"
       - uses: actions/download-artifact@d3f86a106a0bac45b974a628896c90dbdf5c8093 # v4
         with:
           name: moli-release-head

moli-benchmark/browser-spider-local/tests/compare.test.mjs

@@ -434,31 +434,6 @@ test('infrastructure-comment command writes the trusted fallback comment', () =>
   }
 });
 
-test('CI resolves a common ancestor and reuses exact release artifacts', () => {
-  const benchmarkWorkflow = fs.readFileSync(
-    fileURLToPath(new URL('../../../.github/workflows/ci.yml', import.meta.url)),
-    'utf8'
-  );
-  const commentWorkflow = fs.readFileSync(
-    fileURLToPath(new URL('../../../.github/workflows/spider-bench-comment.yml', import.meta.url)),
-    'utf8'
-  );
-
-  assert.match(
-    benchmarkWorkflow,
-    /base_sha=\$\(git merge-base "\$target_base_sha" "\$head_sha"\)/
-  );
-  assert.match(benchmarkWorkflow, /build-release-head:[\s\S]*name: moli-release-head/);
-  assert.match(benchmarkWorkflow, /build-release-base:[\s\S]*name: moli-release-base/);
-  assert.match(
-    benchmarkWorkflow,
-    /spider-bench:[\s\S]*needs: \[resolve-refs, build-release-head, build-release-base\]/
-  );
-  assert.match(benchmarkWorkflow, /ref: \$\{\{ needs\.resolve-refs\.outputs\.head_sha \}\}/);
-  assert.match(commentWorkflow, /compareCommitsWithBasehead/);
-  assert.match(commentWorkflow, /comparison\.base\?\.sha !== expectedCommonAncestor/);
-});
-
 test('Moli endpoint discovery accepts ANSI-formatted tracing output', () => {
   const log = '\u001b[2m2026-08-03T09:21:36Z\u001b[0m \u001b[32m INFO\u001b[0m '
     + 'protocol server listening \u001b[3maddr\u001b[0m\u001b[2m=\u001b[0m127.0.0.1:45445';