fix: build deps in ci

Author: cpb8010

.github/workflows/ci.yml

@@ -156,6 +156,15 @@ jobs:
       - 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
+
       # Build web SDK (includes WASM)
       - name: Build web SDK
         run: pnpm nx build web-sdk