# Track Wei : Week 1

By [lizgeorge](https://paragraph.com/@lizgeorge) · 2023-02-10

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SpeedRunEthereum
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`Challenge 0: Simple NFT Example`

### Third Party APIs

*   **Etherscan** API key - To verify the contract
    
*   **Infura** - To access the Goerli network
    

### Steps to run the application

    cd challenge-0-simple-nft
    git checkout challenge-0-simple-nft
    yarn install
    yarn chain
    
    
    cd challenge-0-simple-nft
    yarn deploy 
    
    cd challenge-0-simple-nft
    yarn start
    
    
    Deploy in Goerli network by updating the hardhat.config.js file. 
    Change the targetNetwork to NETWORKS.goerli in Reactjs project. 
    
    Generate a deployer address with yarn generate
    
    yarn verify --network your_network
    
    Run the tests : yarn test
    
    Build frontend : yarn build
    
    Upload the app to surge : yarn surge
    

### Challenges faced :

**openssl-legacy-provider error**

> `Solution : Check for node version and get the latest stable node version.`
> 
> `nvm install 18`
> 
> `nvm use 18`

**Surge deployed link not working**

> Was unable to access the surge link after the initial deployment. Had to retry multiple times and switch between networks. It worked after 5 mins.

### Contract deployment and Links

Deployed "**YourCollectible**" (tx: 0xb18c3f91c84e8f306dcf62ca01fd05393fdf292f0a9893b659084e55e036a1a2) : deployed at 0x314B161bDDEA7eBab756B73115fF984731347c0e

Explorer link :

[https://goerli.etherscan.io/tx/0xb18c3f91c84e8f306dcf62ca01fd05393fdf292f0a9893b659084e55e036a1a2](https://goerli.etherscan.io/tx/0xb18c3f91c84e8f306dcf62ca01fd05393fdf292f0a9893b659084e55e036a1a2)

Success! - Published to [https://full-play.surge.sh](https://full-play.surge.sh/)

* * *

`Challenge 1 : Decentralized Staking App`

### Steps to run the application

    git clone https://github.com/scaffold-eth/scaffold-eth-challenges.git challenge-1-decentralized-staking
    
    cd challenge-1-decentralized-staking
    
    git checkout challenge-1-decentralized-staking
    
    yarn install
    
    yarn chain
    yarn deploy 
    yarn start
    
    
    Update the contract Staker based on the Hints given in the challenge. 
    

### Challenges faced :

Test cases were failing. Had to redeploy the contract with modifier to pass the test cases.

Goerli network was down and had to extend the deployment and testing in Goerli network later.

### Contract deployment and Links

"**ExampleExternalContract**" at 0x51da68fA050a46E6B05EdCC8c67F759FA3F2908d

deploying "**Staker**" (tx: 0x9678c4d90d1518b0aaa5394143b763ad4ae6bc10fbfcea7c3738f1950bbf3186) deployed at 0x78E72aa7EdC4d11bDf233A571674e7A328Ee57Db

[https://goerli.etherscan.io/address/0x78E72aa7EdC4d11bDf233A571674e7A328Ee57Db](https://goerli.etherscan.io/address/0x78E72aa7EdC4d11bDf233A571674e7A328Ee57Db)

Success! - Published to [tawdry-snake.surge.sh](http://tawdry-snake.surge.sh)

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*Originally published on [lizgeorge](https://paragraph.com/@lizgeorge/track-wei-week-1)*