diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2bb1828..1c8ade7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,21 +6,22 @@ set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS OFF)
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
-# ── 选项 ──────────────────────────────────────────
-option(BUILD_TESTS     "Build unit tests"        ON)
-option(BUILD_EXAMPLES  "Build examples"          ON)
+# ── 选项 ──
+option(BUILD_TESTS      "Build unit tests"       ON)
+option(BUILD_EXAMPLES   "Build examples"         ON)
 option(BUILD_BENCHMARKS "Build benchmarks"       OFF)
 option(BUILD_SHARED_LIBS "Build shared library"  OFF)
 option(ENABLE_SANITIZERS "Enable ASan/UBSan"     OFF)
 option(ENABLE_LTO        "Enable LTO"            ON)
+option(VDE_BUILD_PYTHON  "Build Python bindings" OFF)
 
-# ── 编译设置 ──────────────────────────────────────
+# ── 编译选项接口（必须在 include(CompilerSettings) 之前创建）──
+add_library(vde_compile_options INTERFACE)
 include(cmake/CompilerSettings.cmake)
 
-# ── 依赖 ──────────────────────────────────────────
+# ── 依赖 ──
 find_package(Eigen3 3.3 QUIET)
 if(NOT Eigen3_FOUND)
-    message(STATUS "Eigen3 not found — using FetchContent")
     include(FetchContent)
     FetchContent_Declare(Eigen3
         URL https://gitlab.com/libeigen/eigen/-/archive/3.4.0/eigen-3.4.0.tar.gz
@@ -28,11 +29,10 @@ if(NOT Eigen3_FOUND)
     FetchContent_MakeAvailable(Eigen3)
 endif()
 
-# ── 子目录 ────────────────────────────────────────
+# ── 子目录 ──
 add_subdirectory(src)
-    add_subdirectory(src)
 
-# ── 测试 ──────────────────────────────────────────
+# ── 测试 ──
 if(BUILD_TESTS)
     enable_testing()
     find_package(GTest QUIET)
@@ -47,28 +47,17 @@ if(BUILD_TESTS)
     add_subdirectory(tests)
 endif()
 
-# ── 示例 ──────────────────────────────────────────
-# ── Python 绑定 ────────────────────────────────────option(VDE_BUILD_PYTHON "Build Python bindings (pybind11)" OFF)if(VDE_BUILD_PYTHON)    add_subdirectory(python)endif()
+# ── 示例 ──
 if(BUILD_EXAMPLES)
     add_subdirectory(examples)
 endif()
 
-# ── 性能测试 ──────────────────────────────────────
+# ── 性能测试 ──
 if(BUILD_BENCHMARKS)
-    find_package(benchmark QUIET)
-    if(NOT benchmark_FOUND)
-        include(FetchContent)
-        FetchContent_Declare(googlebenchmark
-            URL https://github.com/google/benchmark/archive/refs/tags/v1.8.0.tar.gz
-        )
-        set(BENCHMARK_ENABLE_TESTING OFF CACHE BOOL "" FORCE)
-        FetchContent_MakeAvailable(googlebenchmark)
-    endif()
     add_subdirectory(benchmarks)
 endif()
 
-# ── 安装 ──────────────────────────────────────────
-include(GNUInstallDirs)
-install(DIRECTORY include/ DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
-install(TARGETS vde EXPORT ViewDesignEngine-targets)
-install(EXPORT ViewDesignEngine-targets DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/ViewDesignEngine)
+# ── Python 绑定 ──
+if(VDE_BUILD_PYTHON)
+    add_subdirectory(python)
+endif()
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index e8381f5..a19836c 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,6 +1,4 @@
 # ── 编译选项接口目标 ──────────────────────────────
-add_library(vde_compile_options INTERFACE)
-include(${CMAKE_SOURCE_DIR}/cmake/CompilerSettings.cmake)
 
 # ── foundation ─────────────────────────────────────
 add_library(vde_foundation STATIC
diff --git a/tools/build.sh b/tools/build.sh
new file mode 100755
index 0000000..5ed4f2c
--- /dev/null
+++ b/tools/build.sh
@@ -0,0 +1,31 @@
+#!/bin/bash
+set -euo pipefail
+
+BUILD_TYPE="${BUILD_TYPE:-Release}"
+BUILD_DIR="${BUILD_DIR:-build}"
+JOBS="${JOBS:-$(nproc)}"
+ENABLE_TESTS="${ENABLE_TESTS:-ON}"
+ENABLE_SANITIZERS="${ENABLE_SANITIZERS:-OFF}"
+
+echo "=== ViewDesignEngine Build ==="
+echo "  Build Type:    $BUILD_TYPE"
+echo "  Build Dir:     $BUILD_DIR"
+echo "  Jobs:          $JOBS"
+echo "  Tests:         $ENABLE_TESTS"
+echo "  Sanitizers:    $ENABLE_SANITIZERS"
+echo ""
+
+cmake -B "$BUILD_DIR" \
+    -DCMAKE_BUILD_TYPE="$BUILD_TYPE" \
+    -DBUILD_TESTS="$ENABLE_TESTS" \
+    -DBUILD_EXAMPLES=ON \
+    -DENABLE_SANITIZERS="$ENABLE_SANITIZERS" \
+    -DCMAKE_EXPORT_COMPILE_COMMANDS=ON
+
+cmake --build "$BUILD_DIR" -j"$JOBS"
+
+echo ""
+echo "=== Build Complete ==="
+echo "Libraries:   $BUILD_DIR/src/libvde*.a"
+echo "Executables: $BUILD_DIR/tests/"
+echo "Examples:    $BUILD_DIR/examples/"
diff --git a/tools/clean.sh b/tools/clean.sh
new file mode 100755
index 0000000..c19995c
--- /dev/null
+++ b/tools/clean.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+rm -rf build build-release build-debug build-asan release
+echo "Cleaned build artifacts."
diff --git a/tools/format.sh b/tools/format.sh
new file mode 100755
index 0000000..ad770c0
--- /dev/null
+++ b/tools/format.sh
@@ -0,0 +1,8 @@
+#!/bin/bash
+set -euo pipefail
+
+echo "=== Clang Format ==="
+find src include tests examples -name "*.cpp" -o -name "*.h" | while read f; do
+    clang-format -i "$f" 2>/dev/null && echo "  formatted: $f" || true
+done
+echo "Done."
diff --git a/tools/release.sh b/tools/release.sh
new file mode 100755
index 0000000..921847d
--- /dev/null
+++ b/tools/release.sh
@@ -0,0 +1,52 @@
+#!/bin/bash
+set -euo pipefail
+
+VERSION="${1:-$(date +%Y%m%d)}"
+RELEASE_NAME="ViewDesignEngine-${VERSION}"
+BUILD_DIR="build-release"
+
+echo "=== ViewDesignEngine Release $VERSION ==="
+
+# Clean build
+rm -rf "$BUILD_DIR"
+
+# Build release
+BUILD_DIR="$BUILD_DIR" BUILD_TYPE=Release ENABLE_TESTS=ON bash tools/build.sh
+
+# Run tests
+echo ""
+echo "=== Running Tests ==="
+BUILD_DIR="$BUILD_DIR" bash tools/run_tests.sh
+
+# Package
+echo ""
+echo "=== Packaging ==="
+mkdir -p release
+PACKAGE_DIR="release/$RELEASE_NAME"
+rm -rf "$PACKAGE_DIR"
+mkdir -p "$PACKAGE_DIR"/{lib,include,bin,docs}
+
+# Headers
+cp -r include/vde "$PACKAGE_DIR/include/"
+
+# Libraries
+find "$BUILD_DIR/src" -name "libvde*.a" -exec cp {} "$PACKAGE_DIR/lib/" \;
+
+# Examples
+for exe in "$BUILD_DIR"/examples/*/*; do
+    if [ -x "$exe" ] && [ ! -d "$exe" ]; then
+        cp "$exe" "$PACKAGE_DIR/bin/"
+    fi
+done
+
+# Docs
+cp -r docs "$PACKAGE_DIR/"
+cp README.md LICENSE CHANGELOG.md "$PACKAGE_DIR/"
+
+# Archive
+cd release
+tar -czf "${RELEASE_NAME}-linux-x64.tar.gz" "$RELEASE_NAME"
+echo ""
+echo "=== Release Package ==="
+ls -lh "${RELEASE_NAME}-linux-x64.tar.gz"
+echo "  $PWD/${RELEASE_NAME}-linux-x64.tar.gz"
diff --git a/tools/run_tests.sh b/tools/run_tests.sh
new file mode 100755
index 0000000..adf00fb
--- /dev/null
+++ b/tools/run_tests.sh
@@ -0,0 +1,13 @@
+#!/bin/bash
+set -euo pipefail
+
+BUILD_DIR="${BUILD_DIR:-build}"
+
+if [ ! -d "$BUILD_DIR" ]; then
+    echo "Build directory not found. Run tools/build.sh first."
+    exit 1
+fi
+
+echo "=== ViewDesignEngine Tests ==="
+cd "$BUILD_DIR"
+ctest --output-on-failure -j"$(nproc)" "$@"