CI to build substrate binary

.github/workflows/build-substrate.yml

@@ -0,0 +1,41 @@
+name: Build Substrate Binary
+
+on:
+  # Allow it to be manually ran to rebuild binary when needed:
+  workflow_dispatch: {}
+  # Run at 2am every day for nightly builds.
+  schedule:
+    - cron: "0 2 * * *"
+
+jobs:
+  tests:
+    name: Build Substrate
+    runs-on: ubuntu-latest-16-cores
+    steps:
+      - name: checkout polkadot-sdk
+        uses: actions/checkout@v4
+        with:
+          repository: paritytech/polkadot-sdk
+
+      - name: Install dependencies
+        run: sudo apt-get install -y protobuf-compiler
+
+      - name: Install WASM toolchain
+        run: rustup target add wasm32-unknown-unknown
+
+      - name: Rust Cache
+        uses: Swatinem/rust-cache@e207df5d269b42b69c8bc5101da26f7d31feddb4 # v2.6.2
+
+      - name: build substrate binary
+        uses: actions-rs/cargo@v1
+        with:
+          command: build
+          args: --release --manifest-path substrate/bin/node/cli/Cargo.toml
+
+      - name: upload substrate binary
+        uses: actions/upload-artifact@v3
+        with:
+          name: nightly-substrate-binary
+          path: target/release/substrate-node
+          retention-days: 2
+          if-no-files-found: error