NGINX: Subdomain to subdirectory without redirection
Try something like this:
server { server_name abc.example.com; location / { proxy_pass http://example/abc/; proxy_set_header Host "example.com"; } location /api { proxy_pass http://example; proxy_set_header Host "example.com"; } location /css { proxy_pass http://example; proxy_set_header Host "example.com"; }}