diff --git a/.github/workflows/dev-build.yml b/.github/workflows/dev-build.yml
index 942fba4a..0a8a1d56 100644
--- a/.github/workflows/dev-build.yml
+++ b/.github/workflows/dev-build.yml
@@ -1071,6 +1071,9 @@ jobs:
           FILES=()
           while IFS= read -r file; do
             if [ -n "$file" ]; then
+              case "$file" in
+                SHA256SUMS|latest.json|latest-dev.json) continue ;;
+              esac
               FILES+=("$file")
             fi
           done < <(find . -maxdepth 1 -type f ! -name SHA256SUMS -exec basename {} \; | sort)
@@ -1105,6 +1108,24 @@ jobs:
           DEV_VERSION="dev-${SHORT_SHA}"
           echo "version=${DEV_VERSION}" >> "$GITHUB_OUTPUT"
 
+      # 静态更新清单：dev 通道读
+      # https://github.com/Syngnat/GoNavi/releases/download/dev-latest/latest-dev.json
+      - name: Generate static update manifest (latest-dev.json)
+        shell: bash
+        run: |
+          set -euo pipefail
+          DEV_VERSION="${{ steps.version.outputs.version }}"
+          python3 tools/generate-update-latest-manifest.py \
+            --assets-dir release-assets \
+            --version "$DEV_VERSION" \
+            --tag dev-latest \
+            --channel dev \
+            --name "Dev Build (${DEV_VERSION})" \
+            --output release-assets/latest-dev.json
+          test -s release-assets/latest-dev.json
+          echo "📄 latest-dev.json ready:"
+          head -n 40 release-assets/latest-dev.json
+
       - name: Format Build Time
         id: build_time
         shell: bash
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 6405f4fa..4cb837e4 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -1071,6 +1071,9 @@ jobs:
           FILES=()
           while IFS= read -r file; do
             if [ -n "$file" ]; then
+              case "$file" in
+                SHA256SUMS|latest.json|latest-dev.json) continue ;;
+              esac
               FILES+=("$file")
             fi
           done < <(find . -maxdepth 1 -type f ! -name SHA256SUMS -exec basename {} \; | sort)
diff --git a/build-release.sh b/build-release.sh
index e1e44f6e..362847e5 100755
--- a/build-release.sh
+++ b/build-release.sh
@@ -376,14 +376,19 @@ else
     echo -e "${YELLOW}   ⚠️  未找到 sha256sum/shasum，跳过校验文件生成。${NC}"
 fi
 
-echo -e "${GREEN}📄 生成静态更新清单 latest.json...${NC}"
+echo -e "${GREEN}📄 生成静态更新清单...${NC}"
 if command -v python3 &> /dev/null; then
-    TAG_FOR_MANIFEST="v${VERSION#v}"
-    CHANNEL_FOR_MANIFEST="latest"
-    OUT_MANIFEST="$DIST_DIR/latest.json"
+    # 正式版：latest.json；dev/test 版本：latest-dev.json（对应客户端 dev 通道）
     case "$VERSION" in
-        *dev*|*test*|*-*)
-            # 本地/测试版本默认打 latest.json，发正式版时由 CI 使用 git tag
+        dev-*|*-dev*|*dev*|*test*)
+            TAG_FOR_MANIFEST="dev-latest"
+            CHANNEL_FOR_MANIFEST="dev"
+            OUT_MANIFEST="$DIST_DIR/latest-dev.json"
+            ;;
+        *)
+            TAG_FOR_MANIFEST="v${VERSION#v}"
+            CHANNEL_FOR_MANIFEST="latest"
+            OUT_MANIFEST="$DIST_DIR/latest.json"
             ;;
     esac
     if python3 tools/generate-update-latest-manifest.py \
@@ -392,12 +397,12 @@ if command -v python3 &> /dev/null; then
         --tag "$TAG_FOR_MANIFEST" \
         --channel "$CHANNEL_FOR_MANIFEST" \
         --output "$OUT_MANIFEST"; then
-        echo -e "${GREEN}   ✅ 已生成 $OUT_MANIFEST${NC}"
+        echo -e "${GREEN}   ✅ 已生成 $OUT_MANIFEST (channel=${CHANNEL_FOR_MANIFEST})${NC}"
     else
-        echo -e "${YELLOW}   ⚠️  生成 latest.json 失败（不影响本地产物，正式发版由 CI 生成）${NC}"
+        echo -e "${YELLOW}   ⚠️  生成更新清单失败（不影响本地产物，正式/dev 发版由 CI 生成）${NC}"
     fi
 else
-    echo -e "${YELLOW}   ⚠️  未找到 python3，跳过 latest.json${NC}"
+    echo -e "${YELLOW}   ⚠️  未找到 python3，跳过更新清单${NC}"
 fi
 
 echo ""