Refactor NFT Card component to center align the card horizontally

Update package.json to remove unnecessary packageManager field
Update data.json to change the contract name to mintbos.testnet
Refactor NFT Card component to update min-width and max-width of the card

README.md

@@ -23,12 +23,16 @@ Install dependencies
 ```cmd
 pnpm install
 ```
-
 and run the project
-
 ```cmd
 pnpm run dev
 ```
+or 
+```cmd
+pnpm run dev:testnet
+
+```
+for testnet
 
 ## Project Walkthrough
 

data.json

@@ -1,5 +1,5 @@
 {
-  "example.near": {
+  "mintbos.testnet": {
     "widget": {
       "Index": {
         "metadata": {

widget/components/NFT/Card.jsx

@@ -101,7 +101,8 @@ const Card = ({ data }) => {
     box-shadow: rgba(0, 0, 0, 0.08) 0px 4px 16px;
     transition: background-color 0.25s ease-in-out;
     border: 4px solid #ed8a71;
-    max-width: 300px;
+    min-width: 300px;
+    max-width: 350px;
     margin: 0 auto;
     .title,
     .price {