add logger

src/main/kotlin/com/byebye/chapterTwo/global/common/EnvironmentLogger.kt

@@ -0,0 +1,25 @@
+package com.byebye.chapterTwo.global.common
+
+import jakarta.annotation.PostConstruct
+import org.springframework.beans.factory.annotation.Value
+import org.springframework.stereotype.Component
+
+@Component
+class EnvironmentLogger {
+    @Value("\${spring.datasource.url}")
+    private val dbUrl: String? = null
+
+    @Value("\${spring.datasource.username}")
+    private val dbUsername: String? = null
+
+    @Value("\${spring.datasource.password}")
+    private val dbPassword: String? = null
+
+    @PostConstruct
+    fun logEnvironment() {
+        println("Database URL: $dbUrl")
+        println("Database Username: $dbUsername")
+        // Note: Be careful with logging sensitive information like passwords
+        println("Database Password: $dbPassword")
+    }
+}