chore: add workflow for deployment to github pages

.github/workflows/deploy.yml

@@ -26,6 +26,21 @@ jobs:
         uses: actions/setup-node@v1
         with:
           node-version: '${{ steps.nvm.outputs.NVMRC }}'
+      - name: Install Rust
+        uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: stable
+      - name: Install Stellar
+        run: |
+          cargo install --locked stellar-cli --features opt
+
+      - name: Build Reflector
+        run: |
+          cd contracts/reflector
+          soroban contract build --release --target wasm32-unknown-unknown
+          cd ../..
+    
       - name: Install and build
         run: |
           npm install