Rollup implemntation

.github/workflows/rust.yml

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+name: Rust
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Install cargo-risc0 # Risc0 v0.17 and higher require a cargo extension to build the guest code
+      run: cargo install cargo-risczero
+    - name: Install risc0-zkvm toolchain # Use the risc0 cargo extension to install the risc0 std library for the current toolchain
+      run: cargo risczero install
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+    - name: Build
+      run: cargo build --verbose
+    - name: Run tests
+      run: cargo test --verbose

.gitignore

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+/target/
+/rollup-starter-data/
+/crates/provers/risc0/guest-mock/target