fix lint workflow, add setup script for lint, update readme with lint instructions

.github/workflows/lint.yml

@@ -17,6 +17,6 @@ jobs:
           node-version: 18
           cache: 'npm'
       - name: Install dependencies
-        run: npm ci
+        run: npm install
       - name: Run lint
         run: npm run lint 

README.md

@@ -129,10 +129,11 @@ You can now run locally.
 
 ### Linting and Code Formatting
 
-We use ESLint with Next.js configuration and Prettier for code formatting. We've kept the linting process simple with just two commands:
+We use ESLint with Next.js configuration and Prettier for code formatting:
 
-- `npm run lint` - Run ESLint to check for issues
-- `npm run lint:fix` - Fix both ESLint and Prettier formatting issues in one command
+1. First-time setup: `npm run setup-lint`
+2. Check code: `npm run lint`
+3. Fix issues: `npm run lint:fix`
 
 Before submitting a PR, please run `npm run lint:fix` to ensure your code follows our standards.
 

package.json

@@ -7,7 +7,8 @@
     "build": "npx prisma generate && next build && npx prisma migrate deploy",
     "start": "next start",
     "lint": "next lint",
-    "lint:fix": "next lint --fix && prettier --write \"**/*.{js,jsx,ts,tsx,json,md}\"",
+    "lint:fix": "next lint --fix && npx prettier --write \"**/*.{js,jsx,ts,tsx,json,md}\"",
+    "setup-lint": "npm install --save-dev prettier@3.5.3",
     "postinstall": "npx prisma generate"
   },
   "dependencies": {

src/pages/api/lightning-address/callback/[slug].js

@@ -81,12 +81,10 @@ export default async function handler(req, res) {
               },
             }
           );
-          res
-            .status(200)
-            .json({
-              pr: response.data.invoice,
-              verify: `${BACKEND_URL}/api/lightning-address/verify/${slug}/${response.data.payment_hash}`,
-            });
+          res.status(200).json({
+            pr: response.data.invoice,
+            verify: `${BACKEND_URL}/api/lightning-address/verify/${slug}/${response.data.payment_hash}`,
+          });
         } catch (error) {
           console.error(error);
           res.status(500).json({ error: 'Failed to generate invoice' });