Deploy and Sign transactions from browser (#193)

This is the very basic setup to prove that the new SDK can be imported into an app for the SSO deployment and signing.

It took a number of iterations to keep the tests independant, and there were some contract and test changes during this that also conflicted.
---------

Co-authored-by: jackpooleyml <186731786+jackpooleyml@users.noreply.github.com>

Author: cpb8010

.github/workflows/ci-rust.yml

@@ -173,8 +173,6 @@ jobs:
           missing=()
           files=(
             "out/IERC7579Account.sol/IERC7579Account.json"
-            "out/SimpleAccountFactory.sol/SimpleAccountFactory.json"
-            "out/SimpleAccount.sol/SimpleAccount.json"
             "out/EntryPoint.sol/EntryPoint.json"
           )
           for f in "${files[@]}"; do
@@ -241,8 +239,6 @@ jobs:
           missing=()
           files=(
             "out/IERC7579Account.sol/IERC7579Account.json"
-            "out/SimpleAccountFactory.sol/SimpleAccountFactory.json"
-            "out/SimpleAccount.sol/SimpleAccount.json"
             "out/EntryPoint.sol/EntryPoint.json"
           )
           for f in "${files[@]}"; do

.github/workflows/ci.yml

@@ -113,6 +113,96 @@ jobs:
           path: examples/demo-app/playwright-report/
           retention-days: 3
 
+  e2e-demo-app-erc4337:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pull-requests: write
+    defaults:
+      run:
+        working-directory: ./
+    steps:
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+        with:
+          submodules: recursive
+
+      # Start node
+      - name: Era Test Node Action
+        uses: dutterbutter/era-test-node-action@36ffd2eefd46dc16e7e2a8e1715124400ec0a3ba # v1
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v4
+        with:
+          version: 9.11.0
+
+      - name: Use Node.js
+        uses: actions/setup-node@39370e3970a6d050c480ffad4ff0ed4d3fdee5af # v4
+        with:
+          node-version: lts/Iron
+          cache: pnpm
+
+      - name: Setup Rust toolchain
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: stable
+          targets: wasm32-unknown-unknown
+
+      - name: Install wasm-pack
+        run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
+
+      # Install standard foundry (for Anvil and regular EVM deployments)
+      - name: Install foundry
+        uses: foundry-rs/foundry-toolchain@v1.5.0
+
+      # Start Anvil for ERC-4337 contract deployments (standard EVM on port 8545)
+      - name: Start Anvil
+        run: |
+          anvil --port 8545 --block-time 1 &
+          echo "Waiting for Anvil to be ready..."
+          timeout 30 bash -c 'until cast client --rpc-url http://localhost:8545 > /dev/null 2>&1; do sleep 1; done'
+          echo "Anvil is ready!"
+
+      # Install dependencies for repo
+      - name: Install dependencies
+        run: pnpm install -r --frozen-lockfile
+
+      # Web SDK depends on ERC-4337 contracts for WASM build
+      - name: Install ERC-4337 contract dependencies
+        run: forge soldeer install
+        working-directory: packages/erc4337-contracts
+
+      - name: Build ERC-4337 contracts
+        run: forge build
+        working-directory: packages/erc4337-contracts
+
+      - name: Build SDK with ERC-4337
+        run: |
+          pnpm nx build sdk
+          pnpm nx build web-sdk
+          pnpm nx build connector-export
+          pnpm nx build:erc4337 demo-app
+
+      - name: Deploy Demo-App ERC-4337 contracts
+        continue-on-error: true
+        run: pnpm nx deploy-msa-factory demo-app
+
+      - name: Run tests
+        run: pnpm test
+        working-directory: packages/sdk-platforms/web
+
+      # Run E2E tests
+      - name: Install Playwright Chromium Browser
+        run: pnpm exec playwright install chromium
+        working-directory: examples/demo-app
+      - name: Run e2e tests
+        run: pnpm nx e2e:erc4337 demo-app
+      - uses: actions/upload-artifact@v4
+        if: ${{ !cancelled() }}
+        with:
+          name: demo-app-4337-playwright-report
+          path: examples/demo-app/playwright-report/
+          retention-days: 3
+
   e2e-nft-quest:
     runs-on: ubuntu-latest
     defaults: