feat(ci): add nicer workflows

between all those changes, now x64 builds should be produced

.github/workflows/build.yml

@@ -0,0 +1,47 @@
+name: Build Project
+
+on:
+  workflow_call:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        include:
+          - arch_name: x86_64
+            cc: gcc
+            cflags:
+          - arch_name: x64
+            cc: gcc
+            cflags: -m32
+
+    steps:
+    - uses: actions/checkout@v4
+    - uses: awalsh128/cache-apt-pkgs-action@latest
+      with:
+        packages: libpam0g-dev
+        version: 1.0
+
+    - name: Build Code
+      run: |
+        make CC=${{ matrix.cc }} CFLAGS="-O3 ${{ cflags }}"
+        mv lidm lidm-${{ matrix.arch_name }}
+
+    - name: Upload Artifact
+      uses: actions/upload-artifact@v4
+      with:
+        name: build-${{ matrix.arch_name }}
+        path: lidm-${{ matrix.arch_name }}
+
+  merge-builds:
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - name: Merge Artifacts
+        uses: actions/upload-artifact/merge@v4
+        with:
+          name: all-builds
+          pattern: build-*
+          delete-merged: true
+          retention-days: 1