ci: add deployment workflow for ERC-20 token

build: set up Etherscan API and Infura PRC in Foundry config
chore: add mnemonic in ".env.example"

.env.example

@@ -1,2 +1,3 @@
-export ETH_FROM="YOUR_DEFAULT_SENDER_ACCOUNT"
-export ETH_RPC_URL="https://rinkeby.infura.io/v3/INFURA_API_KEY"
+API_KEY_ETHERSCAN="YOUR_API_KEY_ETHERSCAN"
+API_KEY_INFURA="YOUR_API_KEY_INFURA"
+MNEMONIC="YOUR_MNEMONIC"

.github/workflows/deploy-test-token.yml

@@ -0,0 +1,36 @@
+name: "Deploy Test Token"
+
+env:
+  API_KEY_ETHERSCAN: ${{ secrets.API_KEY_ETHERSCAN }}
+  API_KEY_INFURA: ${{ secrets.API_KEY_INFURA }}
+  MNEMONIC: ${{ secrets.MNEMONIC }}
+
+on:
+  workflow_dispatch:
+    inputs:
+      chain:
+        default: "goerli"
+        description: 'Chain name. Defaults to "goerli" if unspecified'
+        required: false
+
+jobs:
+  deploy-test-token:
+    runs-on: "ubuntu-latest"
+    steps:
+      - name: "Check out the repo"
+        uses: "actions/checkout@v3"
+        with:
+          submodules: "recursive"
+
+      - name: "Install Foundry"
+        uses: "foundry-rs/foundry-toolchain@v1"
+
+      - name: "Deploy a test ERC-20 token contract"
+        run: >-
+          forge script script/deploy/DeployTestToken.s.sol --broadcast --rpc-url "${{ github.event.inputs.chain }}"
+          -vvvv
+
+      - name: "Add summary"
+        run: |
+          echo "## Deployment result" >> $GITHUB_STEP_SUMMARY
+          echo "✅ Passed" >> $GITHUB_STEP_SUMMARY

foundry.toml

@@ -21,6 +21,11 @@
 [profile.ci]
   fuzz = { runs = 10_000 }
 
+[etherscan]
+  ethereum = { key = "${API_KEY_ETHERSCAN}" }
+  goerli = { key = "${API_KEY_ETHERSCAN}" }
+  sepolia = { key = "${API_KEY_ETHERSCAN}" }
+
 [fmt]
   bracket_spacing = true
   int_types = "long"
@@ -30,3 +35,9 @@
   quote_style = "double"
   tab_width = 4
   wrap_comments = true
+
+[rpc_endpoints]
+  ethereum = "https://mainnet.infura.io/v3/${API_KEY_INFURA}"
+  goerli = "https://goerli.infura.io/v3/${API_KEY_INFURA}"
+  localhost = "http://localhost:8545"
+  sepolia = "https://sepolia.infura.io/v3/${API_KEY_INFURA}"