Move circuits from anomapay-backend-multichain repo

.github/workflows/ci.yml

@@ -0,0 +1,89 @@
+name: CI
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}
+
+jobs:
+  fmt:
+    name: Format checks
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust toolchain
+        uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: "1.95"
+          components: rustfmt
+
+      - name: cargo fmt (workspace)
+        run: cargo fmt --all --check
+
+      - name: cargo fmt (transfer_circuit)
+        working-directory: transfer_circuit
+        run: cargo fmt --all --check
+
+      - name: cargo fmt (transfer_circuit_v2)
+        working-directory: transfer_circuit_v2
+        run: cargo fmt --all --check
+
+      - name: Install taplo
+        uses: taiki-e/install-action@v2
+        with:
+          tool: taplo-cli
+
+      - name: taplo fmt
+        run: taplo fmt --check
+
+  build-and-test:
+    name: Build and test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust toolchain
+        uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: "1.95"
+
+      - uses: Swatinem/rust-cache@v2
+        with:
+          workspaces: |
+            .
+            transfer_circuit
+            transfer_circuit_v2
+
+      - name: cargo build (workspace)
+        run: cargo build --workspace --all-targets
+
+      - name: cargo test (workspace)
+        run: cargo test --workspace -- --nocapture
+        env:
+          RISC0_DEV_MODE: "1"
+
+      - name: cargo build (transfer_circuit)
+        working-directory: transfer_circuit
+        run: cargo build --all-targets
+
+      - name: cargo test (transfer_circuit)
+        working-directory: transfer_circuit
+        run: cargo test -- --nocapture
+        env:
+          RISC0_DEV_MODE: "1"
+
+      - name: cargo build (transfer_circuit_v2)
+        working-directory: transfer_circuit_v2
+        run: cargo build --all-targets
+
+      - name: cargo test (transfer_circuit_v2)
+        working-directory: transfer_circuit_v2
+        run: cargo test -- --nocapture
+        env:
+          RISC0_DEV_MODE: "1"

.gitignore

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+# Directories
+target/
+
+# Environment and secret files
+env.secret
+*.env
+.env*
+!.env.example
+
+# IDE and editor files
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# OS generated files
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+
+# Backup files
+*.bak
+*.backup
+*.tmp
+
+# Logs
+*.log