Adjusted HLS root location, reduced latency and changed Flask access to have an /api/ prefix

nginx/nginx.conf

@@ -17,7 +17,7 @@ rtmp {
             hls_path /tmp/hls;       # Path to store HLS files (use an absolute path)
             hls_nested on;
             hls_fragment 5s;         # Duration of each HLS segment
-            hls_playlist_length 30s; # Length of HLS playlist (total duration)
+            hls_playlist_length 15s; # Length of HLS playlist (total duration)
         }
     }
 }
@@ -32,11 +32,13 @@ http {
                 application/vnd.apple.mpegurl m3u8;
                 video/mp2t ts;
             }
+            add_header Access-Control-Allow-Origin *;
 
-            root /tmp/hls;
+            root /tmp/;
+            autoindex on;
         }
 
-        location / {
+        location /api/ {
             proxy_pass http://web_server:5000;  # flask-app is the name of the Flask container in docker-compose
         }
     }