feat: add initial implementation of Go utilities and CI workflows

Env/env.go

@@ -0,0 +1,55 @@
+package Env
+
+import (
+	"log"
+	"os"
+	"strconv"
+	"strings"
+)
+
+type EnvironmentVariable string
+
+func (v EnvironmentVariable) GetName() string {
+	return string(v)
+}
+
+func (v EnvironmentVariable) GetEnvString(fallback string) string {
+	if value, ok := os.LookupEnv(string(v)); ok {
+		return value
+	}
+
+	return fallback
+}
+
+func (v EnvironmentVariable) GetEnvBool(fallback bool) bool {
+	value, ok := os.LookupEnv(string(v))
+
+	if !ok {
+		return fallback
+	}
+
+	value = strings.ToLower(value)
+	trueValues := []string{"1", "true"}
+
+	for _, x := range trueValues {
+		if value == x {
+			return true
+		}
+	}
+
+	return false
+}
+
+func (v EnvironmentVariable) GetEnvInt(key string, fallback int64) int64 {
+	if value, ok := os.LookupEnv(key); ok {
+		i, err := strconv.ParseInt(value, 10, 64)
+
+		if err != nil {
+			log.Fatal(err)
+		}
+
+		return i
+	}
+
+	return fallback
+}