chore: limit CDN cache to 5 mins (#335)

* fix: missing cheerio

* chore: set cdn cache to 5 min

* chore: eslint --fix

* chore: add github action config

.github/workflows/nodejs.yml

@@ -0,0 +1,26 @@
+name: Node CI
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [10.x, 12.x]
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v1
+      with:
+        node-version: ${{ matrix.node-version }}
+    - name: npm install, build, and test
+      run: |
+        npm ci
+        npm run lint
+        npm run build --if-present
+      env:
+        CI: true

api/azure-pipelines.ts

@@ -1,4 +1,5 @@
 import got from '../libs/got'
+import cheerio from 'cheerio'
 import { createBadgenHandler, PathArgs } from '../libs/create-badgen-handler'
 
 export default createBadgenHandler({

api/badgesize.ts

@@ -16,13 +16,13 @@ export default createBadgenHandler({
 
 async function handler ({ topic, path }: PathArgs) {
   if (path.startsWith('http/')) {
-    path = path.slice(0, 4) + ':/' + path.slice(4);
+    path = path.slice(0, 4) + ':/' + path.slice(4)
   } else if (path.startsWith('https/')) {
-    path = path.slice(0, 5) + ':/' + path.slice(5);
+    path = path.slice(0, 5) + ':/' + path.slice(5)
   } else if (path.startsWith('http:/')) {
-    path = path.slice(0, 5) + '/' + path.slice(5);
+    path = path.slice(0, 5) + '/' + path.slice(5)
   } else if (path.startsWith('https:/')) {
-    path = path.slice(0, 6) + '/' + path.slice(6);
+    path = path.slice(0, 6) + '/' + path.slice(6)
   }
   const endpoint = `https://img.badgesize.io/${path}.json`
   const { prettySize, color } = await got(endpoint, {

libs/serve-badge.ts

@@ -13,7 +13,7 @@ type ServeBadgeOptions = {
 }
 
 export default function (req: IncomingMessage, res: ServerResponse, options: ServeBadgeOptions) {
-  const { code = 200, sMaxAge = 10800, query = {}, params } = options
+  const { code = 200, sMaxAge = 300, query = {}, params } = options
 
   const { subject, status, color } = params
   const { label, labelColor, icon, iconWidth, list, scale } = query
@@ -33,8 +33,7 @@ export default function (req: IncomingMessage, res: ServerResponse, options: Ser
     scale: parseFloat(scale || '1'),
   })
 
-  const staleControl = `stale-while-revalidate=604800, stale-if-error=604800`
+  const cacheControl = `public, max-age=120, s-maxage=${sMaxAge}, stale-while-revalidate=86400`
-  const cacheControl = `public, max-age=60, s-maxage=${sMaxAge}, ${staleControl}`
   res.setHeader('Cache-Control', cacheControl)
   res.setHeader('Content-Type', 'image/svg+xml;charset=utf-8')
   res.statusCode = code