feat: add build workflow

.github/workflows/build.yml

@@ -0,0 +1,44 @@
+name: Build
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  build:
+    runs-on: ubuntu-22.04
+
+    steps:
+      - uses: actions/checkout@v4
+      - uses: pnpm/action-setup@v4
+        with:
+          version: 9
+
+      - name: Use Node.js 20
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: "pnpm"
+
+      - name: Install Foundry
+        uses: foundry-rs/foundry-toolchain@v1
+        with:
+          version: nightly
+
+      - name: Install
+        run: |
+          pnpm install --frozen-lockfile --prefer-offline
+
+      - name: Copy .env 
+        run: |
+          cp .env.example .env
+        working-directory: packages/interface
+
+      - name: Build
+        run: |
+          pnpm run build

packages/interface/.env.example

@@ -21,7 +21,7 @@ NEXT_PUBLIC_PIMLICO_API_KEY=
 
 # WalletConnect (optional to support more wallets)
 # Get your projectId at https://cloud.walletconnect.com
-NEXT_PUBLIC_WALLETCONNECT_ID=
+NEXT_PUBLIC_WALLETCONNECT_ID=0x
 
 # -----------------
 # APP CONFIGURATION
@@ -48,8 +48,7 @@ NEXT_PUBLIC_RESULTS_DATE=2024-01-01T00:00:00.000Z
 NEXT_PUBLIC_FEEDBACK_URL=https://github.com/privacy-scaling-explorations/maci-platform/issues/new?title=Feedback
 
 # address that will approve applications and voters
-# (leaving empty means anyone can do this)
-NEXT_PUBLIC_ADMIN_ADDRESS=
+NEXT_PUBLIC_ADMIN_ADDRESS=0x64c30E48b60E62E85c5b11786AC25Ab1adC9C936
 
 # -----------------
 # EAS CONFIGURATION
@@ -78,7 +77,7 @@ NEXT_PUBLIC_SEMAPHORE_SUBGRAPH=
 # Do this if the schemas doesn't exist on the network you're using.
 WALLET_PRIVATE_KEY=""
 
-NEXT_PUBLIC_MACI_ADDRESS=
+NEXT_PUBLIC_MACI_ADDRESS=0x64c30E48b60E62E85c5b11786AC25Ab1adC9C936
 
 NEXT_PUBLIC_MACI_START_BLOCK=