Add initial code

src/config.go

@@ -0,0 +1,26 @@
+package main
+
+import (
+	"io/ioutil"
+
+	"gopkg.in/yaml.v2"
+)
+
+type Configuration struct {
+	Host  string `yaml:"host"`
+	Port  uint16 `yaml:"port"`
+	Redis struct {
+		URI      string `yaml:"uri"`
+		Database int    `yaml:"database"`
+	} `yaml:"redis"`
+}
+
+func (c *Configuration) ReadFile(file string) error {
+	data, err := ioutil.ReadFile(file)
+
+	if err != nil {
+		return err
+	}
+
+	return yaml.Unmarshal(data, c)
+}