Help needed in converting nginx-keycloak.conf config file to envoy proxy file to run enovy as a front proxy to keycloak in docker

envoy.yaml

static_resources:
  listeners:
  - name: listener_http
    address:
      socket_address: { address: 0.0.0.0, port_value: 80 }
    filter_chains:
    - filters:
      - name: envoy.http_connection_manager
        config:
          codec_type: auto
          stat_prefix: ingress_http
          route_config:
            virtual_hosts:
            - name: backend
              domains:
              - "*"
              routes:
              - match:
                  prefix: "/"
                redirect:
                  path_redirect: "/"
                  https_redirect: true
          http_filters:
          - name: envoy.router
            config: {}
  - name: listener_https
    address:
      socket_address: { address: 0.0.0.0, port_value: 443 }
    filter_chains:
    - filters:
      - name: envoy.http_connection_manager
        config:
          codec_type: auto
          stat_prefix: ingress_http
          route_config:
            name: local_route
            virtual_hosts:
            - name: keycloak
              domains:
              - keycloak.inuc7p.local
              routes:
              - match:
                  prefix: "/"
                route:
                  prefix_rewrite: "/"
                  cluster: keycloak
          http_filters:
          - name: envoy.router
            config: {}
      tls_context:
        common_tls_context:
          tls_certificates:
            - certificate_chain:
                filename: "/etc/envoy/certs/cert.crt"
              private_key:
                filename: "/etc/envoy/certs/cert.key"
  clusters:
  - name: keycloak
    connect_timeout: 0.25s
    type: strict_dns
    lb_policy: round_robin
    hosts:
    - socket_address:
        address: 192.168.0.109
        port_value: 9014
admin:
  access_log_path: "/dev/null"
  address:
    socket_address:
      address: 0.0.0.0
      port_value: 8001

nginx-keycloak.conf

server {
    listen       80;
    return 301 https://$host$request_uri;
}

server {

    listen        443;
    server_name   localhost;

    ssl_certificate           /etc/nginx/cert.crt;
    ssl_certificate_key       /etc/nginx/cert.key;

    ssl on;
    ssl_session_cache  builtin:1000  shared:SSL:10m;
    ssl_protocols  TLSv1 TLSv1.1 TLSv1.2;
    ssl_ciphers HIGH:!aNULL:!eNULL:!EXPORT:!CAMELLIA:!DES:!MD5:!PSK:!RC4;
    ssl_prefer_server_ciphers on;

    access_log            /var/log/nginx/jenkins.access.log;

    proxy_set_header        Host $host:8443;
    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;

    location / {
        proxy_pass http://keycloak:8080;
    }
}