Add better configuration, through yaml file

config.go

@@ -0,0 +1,31 @@
+package domainrouter
+
+type Config struct {
+	General struct {
+		AnnouncePublic bool   `yaml:"announce"`
+		HealthEndpoint string `yaml:"healthz"`
+	} `yaml:"general"`
+	Server struct {
+		Port     int    `yaml:"port"`
+		CertFile string `yaml:"certFile"`
+		KeyFile  string `yaml:"keyFile"`
+	} `yaml:"server"`
+	Hosts []struct {
+		Port    int      `yaml:"port"`
+		Domains []string `yaml:"domains"`
+		Public  bool     `yaml:"public"`
+	} `yaml:"hosts"`
+	RateLimit struct {
+		Enabled       bool   `yaml:"enabled"`
+		BucketSize    int    `yaml:"bucketSize"`
+		RefillTicker  string `yaml:"refillTime"`
+		CleanupTicker string `yaml:"cleanupTime"`
+		BucketRefill  int    `yaml:"refillSize"`
+	} `yaml:"rateLimit"`
+	Logging struct {
+		Level    string `yaml:"level"`
+		Pretty   bool   `yaml:"pretty"`
+		Path     string `yaml:"path"`
+		Requests bool   `yaml:"requests"`
+	} `yaml:"logging"`
+}