ci: implement gitea actions pipeline and makefile

.gitea/workflows/build.yml

@@ -0,0 +1,36 @@
+name: build-service
+
+on:
+  push:
+    branches: [main]
+    tags: ["v*"]
+
+jobs:
+  compile-binaries:
+    runs-on: ubuntu-latest
+    steps:
+      - name: checkout
+        uses: actions/checkout@v4
+
+      - name: install-rust
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: aarch64-unknown-linux-gnu, x86_64-unknown-linux-gnu
+
+      - name: build-x86
+        run: cargo build --release --target x86_64-unknown-linux-gnu
+
+      - name: build-arm64
+        # Note: For ARM64 cross-compiling on x86, we use 'cross' or a linker
+        run: |
+          sudo apt-get update && sudo apt-get install -y gcc-aarch64-linux-gnu
+          CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER=aarch64-linux-gnu-gcc \
+          cargo build --release --target aarch64-unknown-linux-gnu
+
+      - name: upload-artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: escape-room-binaries
+          path: |
+            target/x86_64-unknown-linux-gnu/release/escape_room_server
+            target/aarch64-unknown-linux-gnu/release/escape_room_server