chore: update build system

- use configuration-arch-based path in MSVC to make sure generated package can be used by native MSVC project.
- add github action and corresponding build script. but not tested.
- fix some testbench code.

.github/workflows/nightly.yml

@@ -0,0 +1,35 @@
+name: YYCC Nightly Build
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - master
+
+jobs:
+  msvc-build:
+  
+    strategy:
+      matrix:
+        vs: ['2019']
+        msvc_arch: ['x86']
+
+    runs-on: windows-2019
+
+    steps:
+    - name: Fetching Repository
+      uses: actions/checkout@v3
+    - name: Building YYCC
+      shell: cmd
+      run: |
+        set VS=${{ matrix.vs }}
+        set VCVARS="C:\Program Files (x86)\Microsoft Visual Studio\%VS%\Enterprise\VC\Auxiliary\Build\vcvarsall.bat"
+        if not exist %VCVARS% set VCVARS="C:\Program Files\Microsoft Visual Studio\%VS%\Enterprise\VC\Auxiliary\Build\vcvarsall.bat"
+        call %VCVARS% ${{ matrix.msvc_arch }}
+        .\script\build.bat
+    - name: Uploading Nightly Build
+      uses: actions/upload-artifact@v3
+      with:
+        name: YYCC-windows-nightly
+        path: bin/install/*
+        retention-days: 30