Add CI job for avr-unknown-gnu-atmega328

.github/workflows/ci.yml

@@ -47,3 +47,22 @@ jobs:
 
       - name: Build Documentation
         run: cargo doc --no-deps
+
+jobs:
+  build-avr:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Install build dependencies
+        shell: bash
+        run: |
+          env && pwd && sudo apt-get update -y -qq && sudo apt-get install -y -qq llvm gcc-avr avr-libc libclang-dev
+
+      - name: Install rust
+        run: rustup toolchain install --profile minimal --component=rust-src nightly
+
+      - name: Path delog
+        run: echo 'delog = { version = "0.1.6", git = "https://github.com/LechevSpace/delog.git", rev = "e83f3fd" }' >> Cargo.toml
+
+      - name: Build avr
+        run: cargo +nightly build -Z build-std=core --target=avr-unknown-gnu-atmega328 --release