diff --git a/.github/workflows/android-release.yml b/.github/workflows/android-release.yml
index 3e05eb6..c5bbed3 100644
--- a/.github/workflows/android-release.yml
+++ b/.github/workflows/android-release.yml
@@ -1,10 +1,12 @@
+# 原生 Android 已不再开发；勿在 semver tag 推送时自动构建。
+# 如需临时打 APK，可在 Actions 里手动运行本 workflow。
 name: Android Release Build
 
 on:
-  push:
-    tags:
-      - 'v*.*.*'  # SemVer tag（如 v1.0.0）时自动触发
-  workflow_dispatch:  # 支持手动触发
+  # push:
+  #   tags:
+  #     - 'v*.*.*'
+  workflow_dispatch:
     inputs:
       version_name:
         description: '版本名（如 1.0.1），留空则使用 build.gradle.kts 中的默认值'
diff --git a/.github/workflows/docker-build-deploy.yml b/.github/workflows/docker-build-deploy.yml
index f8577ff..ea0b5dc 100644
--- a/.github/workflows/docker-build-deploy.yml
+++ b/.github/workflows/docker-build-deploy.yml
@@ -84,7 +84,7 @@ jobs:
             type=ref,event=pr
             type=semver,pattern={{version}}
             type=semver,pattern={{major}}.{{minor}}
-            type=sha,prefix={{branch}}-
+            type=sha,prefix=sha-
             type=raw,value=latest,enable={{is_default_branch}}
 
       - name: Build and push Docker image