feat: Add setup for Rust environment and implement test workflows

.github/actions/setup-rust/action.yaml

@@ -0,0 +1,66 @@
+name: 'Setup Rust environment'
+description: 'Composite action to checkout the repo, restore cargo caches and set up the Rust toolchain. Use this from job steps to keep setup DRY across jobs.'
+inputs:
+  toolchain:
+    description: 'Rust toolchain to install'
+    required: false
+    default: 'stable'
+  override:
+    description: 'Whether to override the default toolchain'
+    required: false
+    default: 'true'
+  components:
+    description: 'Comma-separated list of additional rust components to install'
+    required: false
+    default: 'clippy, rustfmt'
+runs:
+  using: 'composite'
+  steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+
+    - name: Cache cargo registry
+      uses: actions/cache@v4
+      with:
+        path: ~/.cargo/registry
+        key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
+        restore-keys: |
+          ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
+
+    - name: Cache cargo index
+      uses: actions/cache@v4
+      with:
+        path: ~/.cargo/index
+        key: ${{ runner.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}
+        restore-keys: |
+          ${{ runner.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}
+
+    - name: Sanitize components input
+      shell: bash
+      run: echo "SANITIZED_COMPONENTS=${{ inputs.components }}" | sed -E 's/, ?| /-/g' >> $GITHUB_ENV
+
+    - name: Cache Rust toolchain
+      uses: actions/cache@v4
+      with:
+        path: ~/.rustup
+        # Key includes the OS and the toolchain version (e.g., 'stable')
+        key: ${{ runner.os }}-rustup-${{ hashFiles('rust-toolchain.toml') }}-v1-${{ inputs.toolchain }}-${{ env.SANITIZED_COMPONENTS }}
+        restore-keys: |
+          ${{ runner.os }}-rustup-
+
+    - name: Cache cargo build (target)
+      uses: actions/cache@v4
+      with:
+        path: target
+        key: ${{ runner.os }}-cargo-build-${{ hashFiles('**/Cargo.lock') }}
+        restore-keys: |
+          ${{ runner.os }}-cargo-build-${{ hashFiles('**/Cargo.lock') }}
+
+    - name: Set up rust toolchain
+      uses: dtolnay/rust-toolchain@stable
+      with:
+        toolchain: ${{ inputs.toolchain }}
+        override: ${{ inputs.override }}
+        components: ${{ inputs.components }}

.github/workflows/test.yaml

@@ -0,0 +1,140 @@
+# this workflow runs tests on pull request and push events targeting master branch
+# it also verify the generated code is up to date and valid
+
+name: Test
+on:
+  pull_request:
+    branches:
+      - master
+  push:
+    branches:
+      - master
+
+jobs:
+  test-crates:
+    needs: frontend-build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Setup Rust, checkout and restore caches
+        uses: ./.github/actions/setup-rust
+
+      - name: Restore frontend build cache
+        uses: actions/cache@v4
+        with:
+          path: apps/nxmesh-frontend/build
+          key: frontend-build-${{ runner.os }}-run-${{ github.run_id }}
+          restore-keys: |
+            frontend-build-${{ runner.os }}-
+
+      - name: install protobuf compiler
+        run: |
+          apt-get update
+          apt-get install -y protobuf-compiler
+
+      - name: Run tests
+        run: cargo test --all-features
+
+  lint-crates:
+    needs: frontend-build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Setup Rust, checkout and restore caches
+        uses: ./.github/actions/setup-rust
+        with:
+          components: clippy, rustfmt
+
+      - name: Restore frontend build cache
+        uses: actions/cache@v4
+        with:
+          path: apps/nxmesh-frontend/build
+          key: frontend-build-${{ runner.os }}-run-${{ github.run_id }}
+          restore-keys: |
+            frontend-build-${{ runner.os }}-
+
+      - name: install protobuf compiler
+        run: |
+          apt-get update
+          apt-get install -y protobuf-compiler
+
+      - name: Run clippy
+        run: cargo clippy --all-features
+
+      - name: Check code formatting
+        run: cargo fmt --all -- --check
+
+  lint-frontend:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - uses: oven-sh/setup-bun@v2
+        name: Install Bun
+
+      - name: Install frontend dependencies
+        run: |
+          cd apps/nxmesh-frontend
+          bun install
+
+      - name: Run frontend linter
+        run: |
+          cd apps/nxmesh-frontend
+          bun run lint
+
+  test-frontend:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - uses: oven-sh/setup-bun@v2
+        name: Install Bun
+
+      - name: Install frontend dependencies
+        run: |
+          cd apps/nxmesh-frontend
+          bun install
+
+      - name: Run frontend tests
+        run: |
+          cd apps/nxmesh-frontend
+          bun run test
+
+  frontend-build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - uses: oven-sh/setup-bun@v2
+        name: Install Bun
+
+      - name: Install frontend dependencies
+        run: |
+          cd apps/nxmesh-frontend
+          bun install
+
+      - name: Build frontend
+        run: |
+          cd apps/nxmesh-frontend
+          bun run build
+
+      - name: Cache frontend build
+        uses: actions/cache@v4
+        with:
+          path: apps/nxmesh-frontend/build
+          key: frontend-build-${{ runner.os }}-run-${{ github.run_id }}
+          restore-keys: |
+            frontend-build-${{ runner.os }}-

apps/nxmesh-agent/src/service/master_handler.rs

@@ -0,0 +1,38 @@
+use std::sync::Arc;
+
+use nxmesh_proto::ConfigUpdate;
+use tracing::info;
+
+use crate::connector::master::MasterConnector;
+
+#[async_trait::async_trait]
+pub trait MasterHandler {
+    async fn on_config_update(
+        &self,
+        config_info: ConfigUpdate,
+    ) -> Result<(), Box<dyn std::error::Error + Send + Sync>>;
+}
+
+pub struct MasterHandlerImpl {
+    settings: Arc<crate::config::settings::Settings>,
+}
+
+impl MasterHandlerImpl {
+    pub fn new(settings: impl Into<Arc<crate::config::settings::Settings>>) -> Self {
+        Self {
+            settings: settings.into(),
+        }
+    }
+}
+
+#[async_trait::async_trait]
+impl MasterHandler for MasterHandlerImpl {
+    async fn on_config_update(
+        &self,
+        config_info: ConfigUpdate,
+    ) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
+        info!("Received config update from master: {:?}", config_info);
+
+        Ok(())
+    }
+}

apps/nxmesh-frontend/package.json

@@ -7,7 +7,8 @@
     "dev": "vite",
     "build": "tsc -b && vite build",
     "lint": "eslint .",
-    "preview": "vite preview"
+    "preview": "vite preview",
+    "test": "echo \"No test specified\" && exit 0"
   },
   "dependencies": {
     "react": "^19.2.0",

crates/nxmesh-core/src/lib.rs

@@ -0,0 +1 @@
+

crates/nxmesh-proto/src/lib.rs

@@ -10,6 +10,7 @@ pub mod agent {
 
 pub use agent::*;
 pub mod auth;
+#[allow(ambiguous_glob_reexports)]
 pub use tonic_async_interceptor::*;
 
 #[cfg(test)]