feat(v1): add learn/advanced profiles and interactive learning task card

src/main/java/com/example/scaffold/config/LearningProfileInfo.java

@@ -0,0 +1,26 @@
+package com.example.scaffold.config;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.Arrays;
+import java.util.Map;
+
+@RestController
+public class LearningProfileInfo {
+
+    @Value("${spring.profiles.active:learn}")
+    private String activeProfile;
+
+    @Value("${app.enabled-modules:ioc,aop,mybatis,transaction,users}")
+    private String[] enabledModules;
+
+    @GetMapping("/api/profile")
+    public Map<String, Object> profileInfo() {
+        return Map.of(
+                "profile", activeProfile,
+                "enabledModules", Arrays.asList(enabledModules)
+        );
+    }
+}