diff --git a/.github/workflows/linux.yml b/.github/workflows/linux.yml
new file mode 100644
index 00000000..258c5740
--- /dev/null
+++ b/.github/workflows/linux.yml
@@ -0,0 +1,50 @@
+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+
+name: Linux
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+env:
+  # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
+  BUILD_TYPE: Release
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Install dev packages
+      run: |
+        sudo apt install libxext-dev doxygen libgl-dev
+
+    - uses: actions/checkout@v3
+      with:
+          submodules: recursive
+
+    - name: Configure CMake
+      # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
+      # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
+      run: cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}}
+
+    - name: Build
+      # Build your program with the given configuration
+      run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}} --parallel `nproc`
+
+    - name: Upload a Build Artifact
+      uses: actions/upload-artifact@v3.1.2
+      with:
+        name: shadps4-ubuntu64
+        # A file, directory or wildcard pattern that describes what to upload
+        path: |
+          ${{github.workspace}}/build/shadps4
+          ${{github.workspace}}/build/libSDL3.so.0.0.0
diff --git a/.gitmodules b/.gitmodules
index c7d75fb4..6d4a8197 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,18 +1,24 @@
 [submodule "third-party/imgui"]
 	path = third-party/imgui
 	url = https://github.com/ocornut/imgui
+	shallow = true
 [submodule "third-party/SDL"]
 	path = third-party/SDL
 	url = https://github.com/libsdl-org/SDL
+	shallow = true
 [submodule "third-party/fmt"]
 	path = third-party/fmt
 	url = https://github.com/fmtlib/fmt.git
+	shallow = true
 [submodule "third-party/spdlog"]
 	path = third-party/spdlog
 	url = https://github.com/gabime/spdlog
+	shallow = true
 [submodule "third-party/magic_enum"]
 	path = third-party/magic_enum
 	url = https://github.com/Neargye/magic_enum.git
+	shallow = true
 [submodule "third-party/zydis"]
 	path = third-party/zydis
 	url = https://github.com/zyantific/zydis.git
+	shallow = true