Add CI for assimp target build flag

+ Update README

.github/workflows/build-test.yml

@@ -39,3 +39,41 @@ jobs:
         run: |
           cmake -S . -B build/ ${{ matrix.cmake }} && cmake --build build/ \
             --target qtk-main
+
+  Build-Qtk-Assimp-Targets:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-latest]
+        include:
+          - os: ubuntu-latest
+            cmake: -DCMAKE_PREFIX_PATH="/home/runner/work/qtk/Qt/6.3.1/gcc_64/" -DQTK_UPDATE_SUBMODULES=OFF
+          - os: macos-latest
+            cmake: -DCMAKE_PREFIX_PATH="/home/runner/work/qtk/Qt/6.3.1/gcc_64/" -DASSIMP_NEW_INTERFACE=ON -DQTK_UPDATE_SUBMODULES=OFF
+
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Install Qt
+        uses: jurplel/install-qt-action@v2
+        with:
+          version: '6.3.1'
+
+      - name: Install Assimp MacOS
+        if: matrix.os == 'macos-latest'
+        shell: bash
+        run: |
+          brew install assimp
+
+      - name: Install Assimp Ubuntu
+        if: matrix.os == 'ubuntu-latest'
+        shell: bash
+        run: |
+          sudo apt install libassimp-dev
+
+      - name: Build Qtk
+        shell: bash
+        run: |
+          cmake -S . -B build/ ${{ matrix.cmake }} && cmake --build build/ \
+            --target qtk-main

README.md

@@ -11,7 +11,7 @@ To get textures loading on models look into [material files](http://www.paulbour
 and see some examples in the `resources/models/` directory.
 
 
-### Building
+### Source Builds
 
 Builds are configured for CLion or [Qt Creator](https://github.com/qt-creator/qt-creator).
 Simply open the root `CMakeLists.txt` with either of these editors and configurations will be loaded.
@@ -41,6 +41,14 @@ cmake -DQTK_UPDATE_SUBMODULES=OFF -DCMAKE_PREFIX_PATH=$HOME/Qt/6.3.1/gcc_64 -S q
 ./qtk/build/qtk-main
 ```
 
+If you are building on **Windows / Mac** and bringing your own installation of Assimp, consider setting the `-DASSIMP_NEW_INTERFACE` build flag.
+```bash
+cmake -DASSIMP_NEW_INTERFACE=ON -DQTK_UPDATE_SUBMODULES=OFF -DCMAKE_PREFIX_PATH=$HOME/Qt/6.3.1/gcc_64;/path/to/assimp/ -S qtk/ -B qtk/build/ && cmake --build qtk/build/ -j $(nproc --ignore=2) --target qtk-main
+```
+
+
+### Controls
+
 You can fly around the scene if you hold the right mouse button and use WASD.
 If you see a small triangle floating by a model it represents the light source
 that is being used for the shader rendering the model. These appear on models