### Install Backend Dependencies

Source: https://github.com/justfivedev/solana-casino-coinflip-game/blob/main/readme.md

Installs the necessary Node.js dependencies for the backend service. Ensure you have Yarn installed.

```bash
cd coinflip-backend
yarn install
```

--------------------------------

### Start Frontend Development Server

Source: https://github.com/justfivedev/solana-casino-coinflip-game/blob/main/readme.md

Launches the frontend development server. This command starts a local server that serves the React application, typically accessible at http://localhost:3000.

```bash
yarn start
```

--------------------------------

### Backend Environment Variables Example

Source: https://github.com/justfivedev/solana-casino-coinflip-game/blob/main/readme.md

Example configuration for the backend's .env file. These variables are crucial for connecting to the Solana RPC, managing keys, and database access.

```env
RPC=https://api.devnet.solana.com
PRIVATE_KEY=your_base58_secret_key
FEE_RECEIVER=YourFeeReceiverPublicKey
DB_USERNAME=your_user
DB_PASSWORD=your_password
DB_HOST=cluster0.xxxxx.mongodb.net
DB_NAME=coinflip
```

--------------------------------

### Run Backend and Frontend Locally

Source: https://github.com/justfivedev/solana-casino-coinflip-game/blob/main/readme.md

Starts the backend and frontend development servers. Ensure MongoDB is running, .env is configured, and WS_HOST/RPC settings are correct.

```bash
cd coinflip-backend && yarn && yarn dev
```

```bash
cd coinflip-frontend && yarn && yarn start
```

--------------------------------

### Install Frontend Dependencies

Source: https://github.com/justfivedev/solana-casino-coinflip-game/blob/main/readme.md

Installs the necessary Node.js dependencies for the frontend React application. Ensure you have Yarn installed.

```bash
cd coinflip-frontend
yarn install
```

--------------------------------

### Run Backend Service

Source: https://github.com/justfivedev/solana-casino-coinflip-game/blob/main/readme.md

Starts the WebSocket server for the backend. This command is used for local development. The server listens on port 8881.

```bash
yarn dev
# or: yarn start   (nodemon)
```

--------------------------------

### Build and Test Smart Contract

Source: https://github.com/justfivedev/solana-casino-coinflip-game/blob/main/readme.md

Commands to build the Anchor smart contract and run its associated tests. This is part of the optional smart contract development workflow.

```bash
cd coinflip-smart-contract/coinflip
yarn install
anchor build
anchor test
```

--------------------------------

### Generate Anchor IDL

Source: https://github.com/justfivedev/solana-casino-coinflip-game/blob/main/readme.md

Command to parse the Anchor IDL JSON file and generate a TypeScript file. This is necessary for the backend to interact with the deployed smart contract.

```bash
anchor idl parse -f target/idl/coinflip.json -o coinflip.ts
```

--------------------------------

### Coinflip Program Address

Source: https://github.com/justfivedev/solana-casino-coinflip-game/blob/main/readme.md

The production PvP program address used by the frontend and backend for coinflip games on Solana.

```plaintext
472RXUv8zUX7zm4LprxNsFQvAZYEpSGaY9EUE4akCvG6
```

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