diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..e82ba89
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,34 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust wasm32 target
+        run: rustup target add wasm32-unknown-unknown
+
+      - name: Run tests
+        run: cargo test
+
+      - name: Build WASM
+        run: cargo build --release --target wasm32-unknown-unknown
+
+      - name: Install Stellar CLI
+        run: cargo install --locked stellar-cli --features opt
+
+      - name: Optimize WASM
+        run: stellar contract optimize --wasm target/wasm32-unknown-unknown/release/sharpy.wasm
+
+      - name: Upload optimized WASM artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: sharpy.optimized.wasm
+          path: target/wasm32-unknown-unknown/release/sharpy.optimized.wasm
diff --git a/.gitignore b/.gitignore
index 44ef38d..5554c2e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,7 @@
 # Rust
-target/
+target
+sharpy
+test_snapshots//
 Cargo.lock
 *.rlib
 *.so
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..5418e7f
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,36 @@
+.PHONY: build optimize test deploy-testnet deploy-mainnet
+
+WASM=target/wasm32-unknown-unknown/release/sharpy.wasm
+OPTIMIZED=target/wasm32-unknown-unknown/release/sharpy.optimized.wasm
+TESTNET_ID=CAYTIFPD6RFWVHMK5SPPUUIWWAAANHKOJB6GOAJS5SR5MBKZMEY2UODZ
+
+build:
+	cargo build --release --target wasm32-unknown-unknown
+
+optimize: build
+	stellar contract optimize --wasm $(WASM)
+
+test:
+	cargo test
+
+deploy-testnet: optimize
+	stellar contract deploy \
+		--wasm $(OPTIMIZED) \
+		--source alice \
+		--network testnet
+
+init-testnet:
+	stellar contract invoke \
+		--id $(TESTNET_ID) \
+		--source alice \
+		--network testnet \
+		-- initialize \
+		--admin $(ADMIN) \
+		--treasury $(TREASURY)
+
+deploy-mainnet: optimize
+	stellar contract deploy \
+		--wasm $(OPTIMIZED) \
+		--source deployer \
+		--rpc-url https://mainnet.sorobanrpc.com \
+		--network-passphrase "Public Global Stellar Network ; September 2015"