refactor(nginx): nginx only handles rtmp connections

Not longer handles frontend & backend. Partially for ease of development and also for separation of concenrs.

nginx/Dockerfile

@@ -3,4 +3,3 @@ FROM tiangolo/nginx-rtmp
 COPY nginx.conf /etc/nginx/nginx.conf
 
 EXPOSE 1935
-EXPOSE 8080

nginx/nginx.conf

@@ -3,6 +3,15 @@ events {
     worker_connections 1024;
 }
 
+upstream backend {
+    server 127.0.0.1:8080;
+}
+
+upstream frontend {
+    server 127.0.0.1:5173;
+}
+
+
 rtmp {
     server {
         listen 1935;
@@ -23,61 +32,19 @@ rtmp {
     }
 }
 
+# Serve the HLS segments over HTTP
 http {
-    sendfile off;
-    tcp_nopush on;
-    default_type application/octet-stream;
-
-    # Allow large uploads (matches Spring Boot multipart limit)
-    client_max_body_size 2g;
-
     server {
-        listen 80;
+        listen 8088;
 
-        # Spring Boot API
-        location /api/v1/ {
-            proxy_pass http://vod_backend:8080;
-            proxy_http_version 1.1;
-            proxy_set_header Host $host;
-            proxy_set_header X-Real-IP $remote_addr;
-            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-            proxy_set_header X-Forwarded-Proto $scheme;
-
-            # Large upload timeouts
-            proxy_read_timeout 600s;
-            proxy_send_timeout 600s;
-            proxy_request_buffering off;
-        }
-
-        # HLS stream playback
         location /hls {
             types {
-                application/vnd.apple.mpegurl m3u8;
-                video/mp2t ts;
+                application/vnd.apple.mpegurl m3u8;  # proper MIME for HLS playlists
+                video/mp2t ts;                         # MPEG-TS segment MIME
             }
             root /tmp;
-            add_header Cache-Control no-cache;
-            add_header Access-Control-Allow-Origin *;
-        }
-
-        # RTMP stats
-        location /stat {
-            rtmp_stat all;
-            rtmp_stat_stylesheet stat.xsl;
-        }
-
-        location /stat.xsl {
-            root /usr/local/nginx/html;
-        }
-
-        # Frontend (Vite dev server) — catch-all
-        location / {
-            proxy_pass http://vod_frontend:5173;
-            proxy_http_version 1.1;
-            proxy_set_header Upgrade $http_upgrade;
-            proxy_set_header Connection "upgrade";
-            proxy_set_header Host $host;
-            proxy_cache_bypass $http_upgrade;
+            add_header Cache-Control no-cache;         # prevent stale segments
+            add_header Access-Control-Allow-Origin *;   # CORS for browser playback
         }
     }
-}
+}