caddyfile.src.json

{
  "logging": { "logs": { "default": { "level": "DEBUG" } } },
  "apps": {
    "http": {
      "servers": {
        "srv0": {
          "listen": [":443"],
          "routes": [
            {
              "match": [{ "host": ["swagger.localhost"] }],
              "handle": [
                {
                  "handler": "subroute",
                  "routes": [
                    {
                      "handle": [
                        {
                          "handler": "reverse_proxy",
                          "upstreams": [{ "dial": "swagger:8080" }]
                        }
                      ]
                    }
                  ]
                }
              ],
              "terminal": true
            },
            {
              "match": [{ "host": ["api.localhost"] }],
              "handle": [
                {
                  "handler": "subroute",
                  "routes": [
                    {
                      "handle": [
                        {
                          "handler": "reverse_proxy",
                          "upstreams": [{ "dial": "api:3000" }]
                        }
                      ]
                    }
                  ]
                }
              ],
              "terminal": true
            },
            {
              "match": [{ "host": ["*.localhost", "localhost"] }],
              "handle": [
                {
                  "handler": "subroute",
                  "routes": [
                    {
                      "handle": [
                        { "handler": "vars", "root": "/usr/share/caddy" },
                        {
                          "handler": "subroute",
                          "routes": [
                            {
                              "handle": [
                                {
                                  "handler": "xtemplate",
                                  "left": "{{",
                                  "right": "}}",
                                  "template_extension": ".html",
                                  "templates_dir": "/usr/share/caddy",
                                  "watch_context_path": false,
                                  "watch_template_path": true,
                                  "dot": [{
                                      "type": "sql",
                                      "name": "DB",
                                      "driver": "pgx",
                                      "connstr": "$DATABASE_URL"
                                    }
                                  ]
                                }
                              ]
                            }
                          ]
                        },
                        { "handler": "file_server", "hide": ["./Caddyfile"] }
                      ]
                    }
                  ]
                }
              ],
              "terminal": true
            }
          ]
        }
      }
    },
    "tls": {
      "automation": {
        "policies": [
          {
            "subjects": [
              "swagger.localhost",
              "api.localhost",
              "*.localhost",
              "localhost"
            ],
            "issuers": [{ "module": "internal" }]
          }
        ]
      }
    }
  }
}