build: initial cargo workspace and build pipeline

.github/CODEOWNERS

@@ -0,0 +1 @@
+* @dfinity/cross-chain-team

.github/dependabot.yml

@@ -0,0 +1,8 @@
+version: 2
+updates:
+- package-ecosystem: cargo
+  directory: "/"
+  schedule:
+    interval: weekly
+    time: "01:17"
+  open-pull-requests-limit: 10

.github/workflows/ci.yml

@@ -0,0 +1,81 @@
+name: 'SOL RPC'
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+    tags:
+      - v*
+    paths-ignore:
+      - "README.md"
+env:
+  CARGO_TERM_COLOR: always
+  RUSTFLAGS: "-Dwarnings"
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - name: 'Checkout'
+        uses: actions/checkout@v4
+      - name: 'Check code'
+        run: |
+          cargo fmt --all -- --check
+          cargo clippy --locked --verbose --tests --benches --workspace -- -D clippy::all
+          cargo clippy --locked --verbose --target wasm32-unknown-unknown -p sol_rpc_canister -- -D clippy::all
+
+  reproducible-build:
+    runs-on: ubuntu-22.04
+    steps:
+      - name: 'Checkout'
+        uses: actions/checkout@v4
+#        TODO XC-283: setup reproducible build with Docker
+      - name: Docker build
+        run: |
+          cargo build --locked --target wasm32-unknown-unknown --release --package sol_rpc_canister
+          gzip -fckn9 target/wasm32-unknown-unknown/release/sol_rpc_canister.wasm >./wasms/sol_rpc_canister.wasm.gz
+
+      - name: 'Archive Artifact'
+        uses: actions/upload-artifact@v4
+        with:
+          name: sol_rpc_canister.wasm.gz
+          path: ./wasms/sol_rpc_canister.wasm.gz
+          if-no-files-found: error
+
+      - name: 'Add summary'
+        run: |
+          hash=`sha256sum ./wasms/sol_rpc_canister.wasm.gz`
+          echo "SHA-256 :hash: ${hash}" >> $GITHUB_STEP_SUMMARY
+
+  unit-tests:
+    runs-on: ubuntu-latest
+    steps:
+      - name: 'Checkout'
+        uses: actions/checkout@v4
+      - name: 'Run unit tests'
+        run: cargo test --locked --workspace --exclude sol_rpc_int_tests
+
+  integration-tests:
+    needs: [ reproducible-build ]
+    runs-on: ubuntu-22.04
+    steps:
+      - name: 'Checkout'
+        uses: actions/checkout@v4
+
+      - name: 'Download Artifacts'
+        uses: actions/download-artifact@v4
+        with:
+          name: sol_rpc_canister.wasm.gz
+
+      - name: 'Set SOL_RPC_CANISTER_WASM_PATH for load_wasm'
+        run: |
+          echo "SOL_RPC_CANISTER_WASM_PATH=$GITHUB_WORKSPACE/sol_rpc_canister.wasm.gz" >> "$GITHUB_ENV"
+
+      - name: 'Install PocketIC server'
+        uses: dfinity/pocketic@main
+        with:
+          pocket-ic-server-version: "7.0.0"
+
+      - name: Cargo test
+        run: cargo test --package sol_rpc_int_tests -- --test-threads 2 --nocapture

.github/workflows/conventional-commits.yml

@@ -0,0 +1,39 @@
+name: PR title format
+on:
+  pull_request:
+    types:
+      - opened
+      - reopened
+      - edited
+      - synchronize
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+env:
+  # When getting Rust dependencies, retry on network error:
+  CARGO_NET_RETRY: 10
+  # Use the local .curlrc
+  CURL_HOME: .
+  TITLE: ${{ github.event.pull_request.title }}
+jobs:
+  check:
+    name: conventional-pr-title:required
+    runs-on: ubuntu-latest
+    steps:
+      # Conventional commit patterns:
+      #   verb: description
+      #   verb!: description of breaking change
+      #   verb(scope): Description of change to $scope
+      #   verb(scope)!: Description of breaking change to $scope
+      # verb: feat, fix, ...
+      # scope: refers to the part of code being changed.  E.g. " (accounts)" or " (accounts,canisters)"
+      # !: Indicates that the PR contains a breaking change.
+      - run: |
+          if [[ "$TITLE" =~ ^(feat|fix|chore|build|ci|docs|style|refactor|perf|test)(\([-a-zA-Z0-9,]+\))?\!?\: ]]; then
+              echo pass
+          else
+              echo "PR title does not match conventions"
+              exit 1
+          fi

.gitignore

@@ -3,19 +3,72 @@
 debug/
 target/
 
-# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
-# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
-Cargo.lock
-
 # These are backup files generated by rustfmt
 **/*.rs.bk
 
 # MSVC Windows builds of rustc generate these, which store debugging information
 *.pdb
 
-# RustRover
-#  JetBrains specific template is maintained in a separate JetBrains.gitignore that can
-#  be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
-#  and can be added to the global gitignore or merged into this file.  For a more nuclear
-#  option (not recommended) you can uncomment the following to ignore the entire idea folder.
-#.idea/
+# OS ignore rules
+.DS_Store
+.AppleDouble
+.LSOverride
+[Dd]esktop.ini
+Thumbs.db
+Thumbs.db:encryptable
+ehthumbs.db
+ehthumbs_vista.db
+*.stackdump
+*.cab
+*.msi
+*.msix
+*.msm
+*.msp
+.Trash-*
+*~
+
+# Editor directories and files
+.vscode/*
+!.vscode/extensions.json
+.idea
+
+# Nodejs
+## Logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+.pnpm-debug.log*
+
+## Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+## Dependency directories
+node_modules/
+
+## Optional npm cache directory
+.npm
+.eslintcache
+
+## dotenv environment variable files
+.env
+.env.*
+
+## generate output
+out
+dist
+coverage
+.dfx
+pocket-ic
+ic-wasm
+wasms/*.did
+wasms/*.wasm.gz
+.canbench
+.canbench_output
+.nx/cache
+.nx/workspace-data
+/artifacts