go first commit

go_cloud/internal/config/config.go

@@ -0,0 +1,34 @@
+package config
+
+import (
+	"os"
+)
+
+type Config struct {
+	ServerAddr       string
+	DatabaseURL      string
+	OIDCIssuerURL    string
+	OIDCRedirectURL  string
+	OIDCClientID     string
+	OIDCClientSecret string
+	JWTSecret        string
+}
+
+func Load() *Config {
+	return &Config{
+		ServerAddr:       getEnv("SERVER_ADDR", ":8080"),
+		DatabaseURL:      os.Getenv("DATABASE_URL"),
+		OIDCIssuerURL:    os.Getenv("OIDC_ISSUER_URL"),
+		OIDCRedirectURL:  os.Getenv("OIDC_REDIRECT_URL"),
+		OIDCClientID:     os.Getenv("OIDC_CLIENT_ID"),
+		OIDCClientSecret: os.Getenv("OIDC_CLIENT_SECRET"),
+		JWTSecret:        os.Getenv("JWT_SECRET"),
+	}
+}
+
+func getEnv(key, defaultVal string) string {
+	if val := os.Getenv(key); val != "" {
+		return val
+	}
+	return defaultVal
+}