fix(config): 统一配置键名并修复 EnvironmentInitializer 属性读取

- 统一使用 kenaito.config.baseUrl 替代 kenaito.config.base.url
- 更新示例配置参数（appName、profile、数据库配置键名）
- EnvironmentInitializer 添加从 Spring Environment 提取 kenaito.config.* 属性的逻辑
- .gitignore 添加 target 目录忽略规则

kenaito-conf-springboot3-client/src/main/java/cn/odboy/confcenter/ConfigcenterContext.java

@@ -116,7 +116,7 @@ public class ConfigcenterContext {
 			throw new IllegalArgumentException("[kenaito.config.profile] is required");
 		}
 
-		setApiBaseUrl(getProperty("kenaito.config.baseUrl", getProperty("kenaito.config.base.url", "")));
+		setApiBaseUrl(getProperty("kenaito.config.baseUrl", getProperty("kenaito.config.baseUrl", "")));
 
 		version = getProperty("kenaito.config.version", "latest");
 		ignoreGlobal = Boolean.parseBoolean(getProperty("kenaito.config.global-ignore", "false"));
@@ -145,7 +145,7 @@ public class ConfigcenterContext {
 
 	public void setApiBaseUrl(String apiBaseUrl) {
 		if (apiBaseUrl == null || apiBaseUrl.isBlank()) {
-			throw new IllegalArgumentException("[kenaito.config.base.url] is required");
+			throw new IllegalArgumentException("[kenaito.config.baseUrl] is required");
 		}
 
 		String[] urls = apiBaseUrl.split(",|;");

kenaito-conf-springboot3-client/src/main/java/cn/odboy/confcenter/springboot/KenaitoEnvironmentInitializer.java

@@ -27,6 +27,19 @@ public class KenaitoEnvironmentInitializer implements EnvironmentPostProcessor {
 		if (ccContext.isRemoteEnabled() && !ccContext.isProcessed()) {
 			Properties properties = new Properties();
 			ccContext.setEnvironment((StandardEnvironment) environment);
+			// Extract kenaito.config.* properties from Spring Environment
+            environment.getPropertySources().forEach(ps -> {
+                if (ps instanceof org.springframework.core.env.EnumerablePropertySource) {
+                    for (String key : ((org.springframework.core.env.EnumerablePropertySource<?>) ps).getPropertyNames()) {
+                        if (key.startsWith("kenaito.config.") || key.equals("spring.application.name")) {
+                            String val = environment.getProperty(key);
+                            if (val != null) {
+                                properties.setProperty(key, val);
+                            }
+                        }
+                    }
+                }
+            });
 			ccContext.init(properties, true);
 			ccContext.mergeRemoteProperties(properties);
 			PropertiesPropertySource propertySource = new PropertiesPropertySource(ConfigcenterContext.MANAGER_PROPERTY_SOURCE, properties);