feat: Add WeChat MiniGame build support and platform adapter

.github/workflows/publish-sdk.yml

@@ -0,0 +1,44 @@
+name: Publish SDK
+
+on:
+  push:
+    tags:
+      - 'sdk-v*'
+  workflow_dispatch:
+    inputs:
+      version:
+        description: 'Version to publish (e.g., 0.2.0)'
+        required: false
+
+jobs:
+  publish:
+    name: Publish to npm
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+          registry-url: 'https://registry.npmjs.org'
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v2
+        with:
+          version: 8
+
+      - name: Install dependencies
+        working-directory: sdk
+        run: pnpm install
+
+      - name: Build SDK
+        working-directory: sdk
+        run: pnpm run build
+
+      - name: Publish to npm
+        working-directory: sdk
+        run: npm publish --access public
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

CMakeLists.txt

@@ -273,6 +273,18 @@ html,body{width:100%;height:100%;overflow:hidden;background:#1a1a1a}
 </html>
 ]=])
     endif()
+
+    # WeChat MiniGame SDK (CommonJS compatible)
+    if(ES_BUILD_WXGAME)
+        add_executable(esengine_wxgame src/esengine/bindings/WebSDKEntry.cpp)
+        target_link_libraries(esengine_wxgame PRIVATE -Wl,--whole-archive esengine -Wl,--no-whole-archive)
+        es_apply_wxgame_sdk_settings(esengine_wxgame)
+
+        set_target_properties(esengine_wxgame PROPERTIES
+            OUTPUT_NAME "esengine.wxgame"
+            RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/sdk"
+        )
+    endif()
 endif()
 
 if(ES_BUILD_TESTS)

cmake/Emscripten.cmake

@@ -93,14 +93,25 @@ if(CMAKE_BUILD_TYPE STREQUAL "Release")
     )
 endif()
 
-# WeChat MiniGame specific settings
-if(ES_BUILD_WXGAME)
-    list(APPEND ES_EMSCRIPTEN_LINK_FLAGS
-        -sENVIRONMENT=web
-        -sMODULARIZE=1
-        "-sEXPORT_NAME='ESEngineModule'"
-    )
-endif()
+# WeChat MiniGame SDK link flags (CommonJS compatible, no ES6)
+set(ES_EMSCRIPTEN_WXGAME_SDK_FLAGS
+    --bind
+    -sWASM=1
+    -sUSE_WEBGL2=1
+    -sFULL_ES3=1
+    -sALLOW_MEMORY_GROWTH=1
+    -sNO_EXIT_RUNTIME=1
+    -sENVIRONMENT=web,node
+    -sEXPORT_ES6=0
+    -sMODULARIZE=1
+    -sNO_FILESYSTEM=1
+    -sDYNAMIC_EXECUTION=0
+    "-sEXPORT_NAME='ESEngineModule'"
+    "-sEXPORTED_FUNCTIONS=['_malloc','_free']"
+    "-sEXPORTED_RUNTIME_METHODS=['ccall','cwrap','HEAPF32','HEAPU8','HEAPU32','GL']"
+    -O3
+    --closure=0
+)
 
 # Helper function to apply Emscripten settings to a target (monolithic build)
 function(es_apply_emscripten_settings TARGET_NAME)
@@ -209,6 +220,18 @@ function(es_apply_single_file_settings TARGET_NAME)
     endif()
 endfunction()
 
+function(es_apply_wxgame_sdk_settings TARGET_NAME)
+    if(ES_BUILD_WXGAME)
+        target_compile_options(${TARGET_NAME} PRIVATE ${ES_EMSCRIPTEN_COMPILE_FLAGS})
+
+        string(REPLACE ";" " " LINK_FLAGS_STR "${ES_EMSCRIPTEN_WXGAME_SDK_FLAGS}")
+        set_target_properties(${TARGET_NAME} PROPERTIES
+            SUFFIX ".js"
+            LINK_FLAGS "${LINK_FLAGS_STR}"
+        )
+    endif()
+endfunction()
+
 message(STATUS "Emscripten configuration loaded")
 if(ES_BUILD_MODULAR)
     message(STATUS "Modular build enabled: MAIN_MODULE + SIDE_MODULE architecture")