tenant url in swagger url (#54)

application.yaml

@@ -21,6 +21,7 @@ cmd/santa-sleigh:
   host: localhost:7443
   version: local
   defaultEndpointTimeout: 30s
+  tenant: sunwaves
   httpServer:
     port: 7443
     certPath: cmd/santa-sleigh/.testdata/localhost.crt

cmd/santa-sleigh/contract.go

@@ -23,7 +23,7 @@ type (
 
 const (
 	applicationYamlKey = "cmd/santa-sleigh"
-	swaggerRoot        = "/achievements/w"
+	swaggerRootSuffix  = "/achievements/w"
 )
 
 // Values for server.ErrorResponse#Code.
@@ -43,5 +43,6 @@ type (
 	config struct {
 		Host    string `yaml:"host"`
 		Version string `yaml:"version"`
+		Tenant  string `yaml:"tenant"`
 	}
 )

cmd/santa-sleigh/santa_sleigh.go

@@ -33,6 +33,10 @@ func main() {
 	appcfg.MustLoadFromKey(applicationYamlKey, &cfg)
 	api.SwaggerInfo.Host = cfg.Host
 	api.SwaggerInfo.Version = cfg.Version
+	swaggerRoot := swaggerRootSuffix
+	if cfg.Tenant != "" {
+		swaggerRoot = "/" + cfg.Tenant + swaggerRootSuffix
+	}
 	server.New(new(service), applicationYamlKey, swaggerRoot).ListenAndServe(ctx, cancel)
 }