From f8502b912a4224720cf52b36b65b5e8b1309746a Mon Sep 17 00:00:00 2001
From: Yasunobu <42543015+P4suta@users.noreply.github.com>
Date: Sun, 27 Sep 2026 04:45:21 +0900
Subject: [PATCH] chore(ci): remove obsolete Dependabot policy

---
 .../scripts/dependabot-auto-merge-policy.jq   | 42 ------------
 .../test-dependabot-auto-merge-policy.sh      | 68 -------------------
 .github/workflows/ci.yml                      |  3 -
 3 files changed, 113 deletions(-)
 delete mode 100644 .github/scripts/dependabot-auto-merge-policy.jq
 delete mode 100644 .github/scripts/test-dependabot-auto-merge-policy.sh

diff --git a/.github/scripts/dependabot-auto-merge-policy.jq b/.github/scripts/dependabot-auto-merge-policy.jq
deleted file mode 100644
index b4eb834..0000000
--- a/.github/scripts/dependabot-auto-merge-policy.jq
+++ /dev/null
@@ -1,42 +0,0 @@
-def previous_version:
-  (
-    try (
-      tostring
-      | sub("^v"; "")
-      | capture("^(?<major>[0-9]+)[.](?<minor>[0-9]+)(?:[.]|$)")
-      | {
-          major: (.major | tonumber),
-          minor: (.minor | tonumber)
-        }
-    ) catch null
-  ) // null;
-
-type == "array" and length > 0 and
-all(.[];
-  (.prevVersion | previous_version) as $previous |
-  (.packageEcosystem == "cargo" or .packageEcosystem == "github-actions") and
-  .dependencyName != "dependabot/fetch-metadata" and
-  .dependencyName != "actions/create-github-app-token" and
-  .dependencyName != "release-plz/action" and
-  .dependencyName != "rust-lang/crates-io-auth-action" and
-  .maintainerChanges == false and
-  (
-    (
-      .updateType == "version-update:semver-patch" and
-      $previous != null and
-      (
-        $previous.major >= 1 or
-        (
-          .packageEcosystem == "cargo" and
-          $previous.major == 0 and
-          $previous.minor >= 1
-        )
-      )
-    ) or
-    (
-      .updateType == "version-update:semver-minor" and
-      $previous != null and
-      $previous.major >= 1
-    )
-  )
-)
diff --git a/.github/scripts/test-dependabot-auto-merge-policy.sh b/.github/scripts/test-dependabot-auto-merge-policy.sh
deleted file mode 100644
index 1c2e40c..0000000
--- a/.github/scripts/test-dependabot-auto-merge-policy.sh
+++ /dev/null
@@ -1,68 +0,0 @@
-#!/usr/bin/env bash
-set -euo pipefail
-
-policy=.github/scripts/dependabot-auto-merge-policy.jq
-
-update() {
-  jq -cn \
-    --arg ecosystem "$1" \
-    --arg update_type "$2" \
-    --arg previous "$3" \
-    --argjson maintainer_changes "$4" \
-    --arg dependency_name "${5:-example/dependency}" \
-    '[{
-      dependencyName: $dependency_name,
-      packageEcosystem: $ecosystem,
-      updateType: $update_type,
-      prevVersion: $previous,
-      maintainerChanges: $maintainer_changes
-    }]'
-}
-
-expect() {
-  local expected=$1
-  local description=$2
-  local input=$3
-  local actual=false
-
-  if jq -e -f "$policy" <<<"$input" > /dev/null; then
-    actual=true
-  fi
-  if [[ "$actual" != "$expected" ]]; then
-    echo "$description: expected $expected, got $actual" >&2
-    exit 1
-  fi
-}
-
-cargo_patch=$(update cargo version-update:semver-patch 0.1.0 false)
-cargo_stable_minor=$(update cargo version-update:semver-minor 1.2.3 false)
-actions_minor=$(update github-actions version-update:semver-minor v6.0.0 false)
-
-expect true "Cargo 0.x patch" "$cargo_patch"
-expect true "Cargo stable minor" "$cargo_stable_minor"
-expect true "GitHub Actions minor" "$actions_minor"
-expect true "compatible group" "$(jq -cn --argjson a "$cargo_patch" --argjson b "$actions_minor" '$a + $b')"
-
-expect false "Cargo 0.x minor" "$(update cargo version-update:semver-minor 0.1.0 false)"
-expect false "Cargo 0.0.x patch" "$(update cargo version-update:semver-patch 0.0.3 false)"
-expect false "GitHub Actions 0.x patch" "$(
-  update github-actions version-update:semver-patch v0.5.1 false
-)"
-expect false "major update" "$(update cargo version-update:semver-major 1.2.3 false)"
-expect false "same-version or digest update" "$(update github-actions '' v6.0.0 false)"
-expect false "maintainer changes" "$(update cargo version-update:semver-patch 1.2.3 true)"
-expect false "unparsable Cargo version" "$(update cargo version-update:semver-minor main false)"
-expect false "unknown ecosystem" "$(update npm version-update:semver-patch 1.2.3 false)"
-expect false "credential-bearing Action" "$(
-  update github-actions version-update:semver-patch v3.2.0 false actions/create-github-app-token
-)"
-expect false "auto-merge metadata Action" "$(
-  update github-actions version-update:semver-patch v3.1.0 false dependabot/fetch-metadata
-)"
-expect false "empty metadata" '[]'
-expect false "group containing a major" "$(
-  jq -cn \
-    --argjson a "$cargo_patch" \
-    --argjson b "$(update cargo version-update:semver-major 1.2.3 false)" \
-    '$a + $b'
-)"
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2422885..a80ad9a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -30,9 +30,6 @@ jobs:
           toolchain: 1.97.1
       - run: go install github.com/rhysd/actionlint/cmd/actionlint@v1.7.12
       - run: actionlint
-      - name: Test guarded Dependabot auto-merge policy
-        shell: bash
-        run: bash ./.github/scripts/test-dependabot-auto-merge-policy.sh
       - name: Test release metadata rejection cases
         shell: pwsh
         run: ./.github/scripts/test-release-metadata.ps1