move hard-coded env vars to Home.js

frontend/frontend/src/dotenv-browser-stub.js

@@ -1,10 +1,4 @@
 // Safe browser stub for dotenv
 export function config() {
-  window.process = {
-    env: {
-      PAT_1: 'myDummyPAT',
-    },
-  };
-  console.log('env var has been set');
   return { parsed: {} };
 }

frontend/frontend/src/pages/Home/Home.js

@@ -140,6 +140,11 @@ const HomeScreen = () => {
             });
             const res = createMockRes();
             try {
+              window.process = {
+                env: {
+                  PAT_1: 'myDummyPAT',
+                },
+              };
               await router(req, res);
               const body = res._getBody();
               const status = res._getStatusCode();