feat: setup dataset enrichment app codebase and scripts

frontend/nginx.conf

@@ -0,0 +1,29 @@
+server {
+    listen 80;
+    server_name _;
+
+    # A base model upload is a whole .pt checkpoint; the default 1 MB would
+    # reject every one of them.
+    client_max_body_size 512m;
+
+    root /usr/share/nginx/html;
+    index index.html;
+
+    location / {
+        try_files $uri $uri/ /index.html;
+    }
+
+    location /api/ {
+        proxy_pass http://backend:8000;
+        proxy_http_version 1.1;
+        proxy_set_header Host $host;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+
+        # Video seeking and job logs both want bytes as they come, not after
+        # nginx has collected a full buffer.
+        proxy_buffering off;
+        proxy_request_buffering off;
+        proxy_read_timeout 3600s;
+    }
+}