feat: EXC-1698: Add Canister Snapshots example

Author: berestovskyy

.github/CODEOWNERS

@@ -61,28 +61,29 @@
 /rust/basic_dao/ @dfinity/testing-verification
 /rust/basic_ethereum/ @dfinity/cross-chain-team
 /rust/canister-info/ @dfinity/testing-verification
+/rust/canister-snapshots/ @dfinity/execution
 /rust/canister_logs/ @dfinity/execution
 /rust/composite_query/ @dfinity/execution
 /rust/counter/ @dfinity/growth
 /rust/defi/ @dfinity/div-Crypto
 /rust/dip721-nft-container/ @dfinity/sdk
 /rust/encrypted-notes-dapp-vetkd/ @dfinity/dept-crypto-library
 /rust/encrypted-notes-dapp/ @dfinity/dept-crypto-library
-/rust/face-recognition/ @dfinity/runtime
+/rust/face-recognition/ @dfinity/execution
 /rust/guards/ @dfinity/cross-chain-team
 /rust/hello/ @dfinity/sdk
 /rust/icp_transfer/ @dfinity/growth
-/rust/image-classification/ @dfinity/runtime
+/rust/image-classification/ @dfinity/execution
 /rust/nft-wallet/ @dfinity/growth
 /rust/parallel_calls/ @dfinity/research
-/rust/performance_counters/ @dfinity/runtime
-/rust/periodic_tasks/ @dfinity/runtime
+/rust/performance_counters/ @dfinity/execution
+/rust/periodic_tasks/ @dfinity/execution
 /rust/pub-sub/ @dfinity/growth
-/rust/qrcode/ @dfinity/runtime
+/rust/qrcode/ @dfinity/execution
 /rust/query_stats/ @dfinity/consensus
 /rust/send_http_get/ @dfinity/growth
 /rust/send_http_post/ @dfinity/growth
-/rust/simd/ @dfinity/runtime
+/rust/simd/ @dfinity/execution
 /rust/threshold-ecdsa/ @dfinity/dept-crypto-library
 /rust/threshold-schnorr/ @dfinity/dept-crypto-library
 /rust/token_transfer/ @dfinity/growth

.github/workflows/rust-canister-snapshots-example.yaml

@@ -0,0 +1,44 @@
+name: rust-canister-snapshots
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    paths:
+      - rust/canister-snapshots/**
+      - .github/workflows/provision-darwin.sh
+      - .github/workflows/provision-linux.sh
+      - .github/workflows/rust-canister-snapshots-example.yaml
+      - .ic-commit
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+jobs:
+  rust-canister-snapshots-example-darwin:
+    runs-on: macos-12
+    steps:
+      - uses: actions/checkout@v1
+      - name: Provision Darwin
+        run: DFX_VERSION="0.23.0-beta.3" bash .github/workflows/provision-darwin.sh
+      - name: Remove networks.json
+        run: rm -f ~/.config/dfx/networks.json
+      - name: Rust Canister Snapshots Darwin
+        run: |
+          dfx start --background
+          pushd rust/canister-snapshots
+          make test
+          popd
+  rust-canister-snapshots-example-linux:
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v1
+      - name: Provision Linux
+        run: DFX_VERSION="0.23.0-beta.3" bash .github/workflows/provision-linux.sh
+      - name: Remove networks.json
+        run: rm -f ~/.config/dfx/networks.json
+      - name: Rust Canister Snapshots Linux
+        run: |
+          dfx start --background
+          pushd rust/canister-snapshots
+          make test
+          popd

rust/canister-snapshots/.cargo/config.toml

@@ -0,0 +1,4 @@
+[build]
+target = ["wasm32-unknown-unknown"]
+
+[target.wasm32-unknown-unknown]

rust/canister-snapshots/.gitignore

@@ -0,0 +1,25 @@
+# Various IDEs and Editors
+.vscode/
+.idea/
+**/*~
+
+# Mac OSX temporary files
+.DS_Store
+**/.DS_Store
+
+# dfx temporary files
+.dfx/
+
+# generated files
+**/declarations/
+
+# rust
+target/
+
+# frontend code
+node_modules/
+dist/
+.svelte-kit/
+
+# environment variables
+.env