diff --git a/.github/workflows/dev-build.yml b/.github/workflows/dev-build.yml
index 73909eb..78722ea 100644
--- a/.github/workflows/dev-build.yml
+++ b/.github/workflows/dev-build.yml
@@ -71,6 +71,7 @@ jobs:
       has_changes: ${{ steps.detect.outputs.has_changes }}
       release_source: ${{ steps.detect.outputs.release_source }}
       compare_base: ${{ steps.detect.outputs.compare_base }}
+      force_global_driver_builds: ${{ steps.detect.outputs.force_global_driver_builds }}
       source_commit: ${{ steps.published_source.outputs.source_commit }}
       has_manifest: ${{ steps.published_source.outputs.has_manifest }}
     steps:
@@ -184,8 +185,10 @@ jobs:
               DRIVERS="$(merge_csv "$DRIVERS" "$REVISION_DRIVERS")"
             fi
           fi
+          FORCE_GLOBAL_DRIVER_BUILDS="$(bash ./tools/should-force-global-driver-builds.sh --base "$BASE_REF" --head "$GITHUB_SHA")"
           echo "drivers=${DRIVERS}" >> "$GITHUB_OUTPUT"
           echo "compare_base=${BASE_REF}" >> "$GITHUB_OUTPUT"
+          echo "force_global_driver_builds=${FORCE_GLOBAL_DRIVER_BUILDS}" >> "$GITHUB_OUTPUT"
           if [ -n "$DRIVERS" ]; then
             echo "has_changes=true" >> "$GITHUB_OUTPUT"
             echo "🧭 Changed driver agents: $DRIVERS"
@@ -193,6 +196,9 @@ jobs:
             echo "has_changes=false" >> "$GITHUB_OUTPUT"
             echo "🧭 No driver-agent changes detected"
           fi
+          if [[ "$FORCE_GLOBAL_DRIVER_BUILDS" == "true" ]]; then
+            echo "🧭 Driver build/release plumbing changed; preserve global driver rebuild set on every platform"
+          fi
           echo "release_source=dev-latest" >> "$GITHUB_OUTPUT"
 
   build:
@@ -452,9 +458,14 @@ jobs:
           set -euo pipefail
           BASE_REF="${{ needs.driver_agents.outputs.compare_base }}"
           FALLBACK_DRIVERS="${{ needs.driver_agents.outputs.drivers }}"
+          FORCE_GLOBAL_DRIVER_BUILDS="${{ needs.driver_agents.outputs.force_global_driver_builds }}"
 
-          if [[ -z "$BASE_REF" || "$BASE_REF" == "all" ]]; then
-            echo "⚠️ 当前 driver 检测基线不可做平台 diff，回退使用全局检测结果：${FALLBACK_DRIVERS}"
+          if [[ -z "$BASE_REF" || "$BASE_REF" == "all" || "$FORCE_GLOBAL_DRIVER_BUILDS" == "true" ]]; then
+            if [[ "$FORCE_GLOBAL_DRIVER_BUILDS" == "true" && -n "$BASE_REF" && "$BASE_REF" != "all" ]]; then
+              echo "⚠️ 当前提交涉及 driver 构建/发布链路，保留全局驱动重建结果：${FALLBACK_DRIVERS}"
+            else
+              echo "⚠️ 当前 driver 检测基线不可做平台 diff，回退使用全局检测结果：${FALLBACK_DRIVERS}"
+            fi
             echo "drivers=${FALLBACK_DRIVERS}" >> "$GITHUB_OUTPUT"
           else
             echo "🧭 对比当前平台 revision：base=${BASE_REF} head=${GITHUB_SHA} platform=${{ matrix.platform }}"
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 21f1605..288709e 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -67,6 +67,7 @@ jobs:
       has_changes: ${{ steps.detect.outputs.has_changes }}
       release_source: ${{ steps.detect.outputs.release_source }}
       compare_base: ${{ steps.detect.outputs.compare_base }}
+      force_global_driver_builds: ${{ steps.detect.outputs.force_global_driver_builds }}
       published_source_commit: ${{ steps.published_source.outputs.source_commit }}
       has_manifest: ${{ steps.published_source.outputs.has_manifest }}
       manifest_valid: ${{ steps.published_source.outputs.manifest_valid }}
@@ -185,9 +186,11 @@ jobs:
               DRIVERS="$(merge_csv "$DRIVERS" "$REVISION_DRIVERS")"
             fi
           fi
+          FORCE_GLOBAL_DRIVER_BUILDS="$(bash ./tools/should-force-global-driver-builds.sh --base "$BASE_REF" --head "$GITHUB_SHA")"
           echo "drivers=${DRIVERS}" >> "$GITHUB_OUTPUT"
           echo "release_source=${RELEASE_SOURCE}" >> "$GITHUB_OUTPUT"
           echo "compare_base=${BASE_REF}" >> "$GITHUB_OUTPUT"
+          echo "force_global_driver_builds=${FORCE_GLOBAL_DRIVER_BUILDS}" >> "$GITHUB_OUTPUT"
           if [ -n "$DRIVERS" ]; then
             echo "has_changes=true" >> "$GITHUB_OUTPUT"
             echo "🧭 Changed driver agents since ${BASE_REF}: $DRIVERS"
@@ -195,6 +198,9 @@ jobs:
             echo "has_changes=false" >> "$GITHUB_OUTPUT"
             echo "🧭 No driver-agent changes since ${BASE_REF}"
           fi
+          if [[ "$FORCE_GLOBAL_DRIVER_BUILDS" == "true" ]]; then
+            echo "🧭 Driver build/release plumbing changed; preserve global driver rebuild set on every platform"
+          fi
 
   # Phase 1: Build in parallel and output artifacts
   build:
@@ -450,9 +456,14 @@ jobs:
           set -euo pipefail
           BASE_REF="${{ needs.driver_agents.outputs.compare_base }}"
           FALLBACK_DRIVERS="${{ needs.driver_agents.outputs.drivers }}"
+          FORCE_GLOBAL_DRIVER_BUILDS="${{ needs.driver_agents.outputs.force_global_driver_builds }}"
 
-          if [[ -z "$BASE_REF" || "$BASE_REF" == "all" ]]; then
-            echo "⚠️ 未拿到可比对的历史 release 基线，回退使用全局检测结果：${FALLBACK_DRIVERS}"
+          if [[ -z "$BASE_REF" || "$BASE_REF" == "all" || "$FORCE_GLOBAL_DRIVER_BUILDS" == "true" ]]; then
+            if [[ "$FORCE_GLOBAL_DRIVER_BUILDS" == "true" && -n "$BASE_REF" && "$BASE_REF" != "all" ]]; then
+              echo "⚠️ 当前提交涉及 driver 构建/发布链路，保留全局驱动重建结果：${FALLBACK_DRIVERS}"
+            else
+              echo "⚠️ 未拿到可比对的历史 release 基线，回退使用全局检测结果：${FALLBACK_DRIVERS}"
+            fi
             echo "drivers=${FALLBACK_DRIVERS}" >> "$GITHUB_OUTPUT"
           else
             echo "🧭 对比当前平台 revision：base=${BASE_REF} head=${GITHUB_SHA} platform=${{ matrix.platform }}"
diff --git a/tools/detect-changed-driver-agents.sh b/tools/detect-changed-driver-agents.sh
index 4b62277..a01fcea 100644
--- a/tools/detect-changed-driver-agents.sh
+++ b/tools/detect-changed-driver-agents.sh
@@ -514,8 +514,14 @@ for file in "${!changed_file_set[@]}"; do
       fi
       add_forced_drivers_from_tokens "$shared_delta"
       ;;
-    tools/compress-driver-artifact.sh)
-      echo "检测到 driver-agent 压缩脚本变更；保守构建全部 driver-agent：$file" >&2
+    tools/compress-driver-artifact.sh|\
+    tools/package-driver-release-assets.py|\
+    tools/generate-driver-release-manifest.py|\
+    tools/complete-driver-release-assets.py|\
+    tools/resolve-driver-release-source.py|\
+    tools/validate-driver-release-manifest.sh|\
+    tools/should-force-global-driver-builds.sh)
+      echo "检测到 driver-agent 构建/发布链路脚本变更；保守构建全部 driver-agent：$file" >&2
       all_drivers_csv
       exit 0
       ;;
diff --git a/tools/detect-changed-driver-agents.test.sh b/tools/detect-changed-driver-agents.test.sh
index 456d432..d4c9d96 100755
--- a/tools/detect-changed-driver-agents.test.sh
+++ b/tools/detect-changed-driver-agents.test.sh
@@ -139,4 +139,29 @@ YAMLEOF
   fi
 )
 
+tmpdir_packaging="$(mktemp -d "${TMPDIR:-/tmp}/gonavi-detect-packaging-change.XXXXXX")"
+git init -q "$tmpdir_packaging"
+mkdir -p "$tmpdir_packaging/tools"
+cp tools/detect-changed-driver-agents.sh "$tmpdir_packaging/tools/detect-changed-driver-agents.sh"
+cat >"$tmpdir_packaging/tools/package-driver-release-assets.py" <<'PYEOF'
+print("package")
+PYEOF
+
+(
+  cd "$tmpdir_packaging"
+  git add .
+  git -c user.name=GoNavi -c user.email=gonavi@example.test commit -q -m initial
+  base="$(git rev-parse HEAD)"
+
+  printf '\nprint("changed")\n' >> tools/package-driver-release-assets.py
+  git add tools/package-driver-release-assets.py
+  git -c user.name=GoNavi -c user.email=gonavi@example.test commit -q -m 'update packaging script'
+
+  actual="$(bash ./tools/detect-changed-driver-agents.sh --base "$base" --head HEAD 2>/dev/null)"
+  if [[ "$actual" != *"mariadb"* || "$actual" != *"clickhouse"* || "$actual" != *"duckdb"* || "$actual" != *"elasticsearch"* ]]; then
+    echo "expected packaging script change to trigger all driver builds, got: ${actual:-<empty>}" >&2
+    exit 1
+  fi
+)
+
 echo "detect-changed-driver-agents revision test passed"
diff --git a/tools/should-force-global-driver-builds.sh b/tools/should-force-global-driver-builds.sh
new file mode 100755
index 0000000..72d85fe
--- /dev/null
+++ b/tools/should-force-global-driver-builds.sh
@@ -0,0 +1,83 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+cd "$SCRIPT_DIR"
+
+usage() {
+  cat <<'EOF'
+用法：
+  ./tools/should-force-global-driver-builds.sh --base <ref> --head <ref>
+
+输出：
+  true  表示本次变更涉及 driver 构建/发布链路，平台构建阶段必须保留全局驱动重建结果
+  false 表示可继续按平台 revision diff 缩小重建范围
+EOF
+}
+
+base_ref=""
+head_ref=""
+
+while [[ $# -gt 0 ]]; do
+  case "$1" in
+    --base)
+      base_ref="${2:-}"
+      shift 2
+      ;;
+    --head)
+      head_ref="${2:-}"
+      shift 2
+      ;;
+    -h|--help)
+      usage
+      exit 0
+      ;;
+    *)
+      echo "未知参数：$1" >&2
+      usage >&2
+      exit 1
+      ;;
+  esac
+done
+
+if [[ -z "$base_ref" || -z "$head_ref" ]]; then
+  usage >&2
+  exit 1
+fi
+
+if [[ "$base_ref" == "all" ]]; then
+  echo "true"
+  exit 0
+fi
+
+if ! git rev-parse --verify "${base_ref}^{commit}" >/dev/null 2>&1; then
+  echo "无法解析 base ref：$base_ref" >&2
+  exit 1
+fi
+if ! git rev-parse --verify "${head_ref}^{commit}" >/dev/null 2>&1; then
+  echo "无法解析 head ref：$head_ref" >&2
+  exit 1
+fi
+
+while IFS= read -r file; do
+  case "$file" in
+    .github/workflows/dev-build.yml|\
+    .github/workflows/release.yml|\
+    build-driver-agents.sh|\
+    tools/compress-driver-artifact.sh|\
+    tools/detect-changed-driver-agents.sh|\
+    tools/diff-driver-agent-revisions.sh|\
+    tools/package-driver-release-assets.py|\
+    tools/generate-driver-release-manifest.py|\
+    tools/complete-driver-release-assets.py|\
+    tools/resolve-driver-release-source.py|\
+    tools/validate-driver-release-manifest.sh|\
+    tools/should-force-global-driver-builds.sh)
+      echo "true"
+      exit 0
+      ;;
+  esac
+done < <(git diff --name-only "$base_ref" "$head_ref")
+
+echo "false"
diff --git a/tools/should-force-global-driver-builds.test.sh b/tools/should-force-global-driver-builds.test.sh
new file mode 100755
index 0000000..07fb1aa
--- /dev/null
+++ b/tools/should-force-global-driver-builds.test.sh
@@ -0,0 +1,80 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+cd "$SCRIPT_DIR"
+
+tmpdir="$(mktemp -d "${TMPDIR:-/tmp}/gonavi-force-global-driver-builds.XXXXXX")"
+cleanup() {
+  rm -rf "$tmpdir"
+}
+trap cleanup EXIT
+
+git init -q "$tmpdir"
+mkdir -p "$tmpdir/tools" "$tmpdir/.github/workflows" "$tmpdir/internal/db"
+cp tools/should-force-global-driver-builds.sh "$tmpdir/tools/should-force-global-driver-builds.sh"
+cat >"$tmpdir/.github/workflows/dev-build.yml" <<'YAMLEOF'
+name: Dev Build
+YAMLEOF
+cat >"$tmpdir/tools/package-driver-release-assets.py" <<'PYEOF'
+print("package")
+PYEOF
+cat >"$tmpdir/internal/db/duckdb_impl.go" <<'GOEOF'
+package db
+GOEOF
+
+base_ref=""
+cd "$tmpdir"
+git add .
+git -c user.name=GoNavi -c user.email=gonavi@example.test commit -q -m initial
+base_ref="$(git rev-parse HEAD)"
+
+(
+  cd "$tmpdir"
+  printf '\n# workflow change\n' >> .github/workflows/dev-build.yml
+  git add .github/workflows/dev-build.yml
+  git -c user.name=GoNavi -c user.email=gonavi@example.test commit -q -m 'workflow change'
+  actual="$(bash ./tools/should-force-global-driver-builds.sh --base "$base_ref" --head HEAD)"
+  if [[ "$actual" != "true" ]]; then
+    echo "expected workflow change to force global driver builds, got: ${actual:-<empty>}" >&2
+    exit 1
+  fi
+)
+
+(
+  cd "$tmpdir"
+  git reset --hard -q "$base_ref"
+  printf '\nprint("changed")\n' >> tools/package-driver-release-assets.py
+  git add tools/package-driver-release-assets.py
+  git -c user.name=GoNavi -c user.email=gonavi@example.test commit -q -m 'packaging change'
+  actual="$(bash ./tools/should-force-global-driver-builds.sh --base "$base_ref" --head HEAD)"
+  if [[ "$actual" != "true" ]]; then
+    echo "expected packaging change to force global driver builds, got: ${actual:-<empty>}" >&2
+    exit 1
+  fi
+)
+
+(
+  cd "$tmpdir"
+  git reset --hard -q "$base_ref"
+  printf '\n// source-only change\n' >> internal/db/duckdb_impl.go
+  git add internal/db/duckdb_impl.go
+  git -c user.name=GoNavi -c user.email=gonavi@example.test commit -q -m 'duckdb source change'
+  actual="$(bash ./tools/should-force-global-driver-builds.sh --base "$base_ref" --head HEAD)"
+  if [[ "$actual" != "false" ]]; then
+    echo "expected source-only driver change not to force global driver builds, got: ${actual:-<empty>}" >&2
+    exit 1
+  fi
+)
+
+(
+  cd "$tmpdir"
+  actual="$(bash ./tools/should-force-global-driver-builds.sh --base all --head HEAD)"
+  if [[ "$actual" != "true" ]]; then
+    echo "expected base=all to force global driver builds, got: ${actual:-<empty>}" >&2
+    exit 1
+  fi
+)
+
+echo "should-force-global-driver-builds test passed"