remove caching

Author: max-ostapenko

src/__tests__/routes.test.js

@@ -334,7 +334,7 @@ describe('API Routes', () => {
       const res = await request(app).get('/v1/technologies');
       expect(res.headers['access-control-allow-origin']).toEqual('*');
       expect(res.headers['content-type']).toContain('application/json');
-      expect(res.headers['cache-control']).toContain('public');
+      expect(res.headers['cache-control']).toContain('no-cache');
     });
 
     it('should include ETag headers for caching', async () => {

src/index.js

@@ -26,7 +26,11 @@ const setCORSHeaders = (res) => {
 const setCommonHeaders = (res) => {
   setCORSHeaders(res);
   res.setHeader('Content-Type', 'application/json');
-  res.setHeader('Cache-Control', 'public, max-age=21600');
+  //res.setHeader('Cache-Control', 'public, max-age=21600');
+
+  res.setHeader('Cache-Control', 'no-cache, no-store, must-revalidate');
+  res.setHeader('Pragma', 'no-cache');
+  res.setHeader('Expires', '0');
   res.setHeader('Timing-Allow-Origin', '*');
 };