example: # matching `example.y.z`
    scheme: https
    host: 10.0.0.1
    port: 80
    path_patterns: # Check https://pkg.go.dev/net/http#hdr-Patterns-ServeMux for syntax
        - GET / # accept any GET request
        - POST /auth # for /auth and /auth/* accept only POST
        - GET /home/{$} # for exactly /home
    no_tls_verify: false
    set_headers:
        HEADER_A: VALUE_A, VALUE_B
        HEADER_B: VALUE_C
    hide_headers:
        - HEADER_C
        - HEADER_D
app1: # app1 -> localhost:8080
    port: 8080
app2:
    scheme: udp
    host: 10.0.0.2
    port: 2223:dns