Make frontend independent of API

This change makes the frontend independent of the API by removing the
static file serving logic from the API server. Instead, we can serve the
frontend as static HTML over CDNs.

1 files changed, 3 insertions, 5 deletions

diff --git a/frontend/src/api/socket.js b/frontend/src/api/socket.js
index 93ce8fa8..759c119e 100644
--- a/frontend/src/api/socket.js
+++ b/frontend/src/api/socket.js
@@ -6,11 +6,9 @@ let requestIdCounter = 0
 const callbacks = {}
 
 export function setupSocketConnection(onConnect) {
-    let port = window.location.port
-    if (process.env.NODE_ENV !== 'production') {
-        port = 8081
-    }
-    socket = io.connect(window.location.protocol + '//' + window.location.hostname + ':' + port)
+    const apiUrl = process.env.REACT_APP_API_URL || window.location.hostname + ':' + window.location.port;
+
+    socket = io.connect(window.location.protocol + '//' + apiUrl);
     socket.on('connect', onConnect)
     socket.on('response', onSocketResponse)
 }