Refactored, simplified, and removed code; replaced cli header lib

- Reinitialized submodules
- Slightly restructed project
- Added more options to `compile.sh` script
- Added more utility functions

ci/github/workflows/build.yml

@@ -0,0 +1,45 @@
+name: CMake Linux Build
+
+on: 
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+  pull_request:
+
+
+permissions:
+  contents: read
+  pull-requests: read
+
+
+concurrency:
+  group: '${{ github.workflow }} @ ${{ github.event.pull_request.head.label || github.head_ref || github.ref }}'
+  cancel-in-progress: true
+
+
+jobs:
+  build:
+    runs-on: [self-hosted, linux]
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v3
+    
+    - name: Setup
+      run:
+        echo "Setting up dependencies..."
+    
+    - name: Build
+      run:
+        echo -e "Building executable, libraries, documentation, and symlinks...\n$PWD"
+        ./bin/compile.sh --all --docs --link --strip
+  
+    - name: Test
+      run: 
+        echo "Running unit tests..."
+        ./bin/gdpm-tests
+      
+    - name: Package
+      run: 
+        echo "Packaging binaries..."
+