将 onemall 老代码，统一到归档目录，后续不断迁移移除

归档/common/mall-spring-boot/src/main/java/cn/iocoder/mall/spring/boot/metrics/MetricsAutoConfiguration.java

@@ -0,0 +1,24 @@
+package cn.iocoder.mall.spring.boot.metrics;
+
+import io.micrometer.core.instrument.MeterRegistry;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.actuate.autoconfigure.metrics.MeterRegistryCustomizer;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+@ConditionalOnClass({MeterRegistryCustomizer.class})
+@ConditionalOnProperty(prefix = "management.metrics", value = "enable", matchIfMissing = true) // 允许使用 management.metrics.enable=false 禁用 Metrics
+public class MetricsAutoConfiguration {
+
+    @Value("${spring.application.name}")
+    private String applicationName;
+
+    @Bean
+    MeterRegistryCustomizer<MeterRegistry> metricsCommonTags() {
+        return registry -> registry.config().commonTags("application", applicationName);
+    }
+
+}

归档/common/mall-spring-boot/src/main/resources/META-INF/spring.factories

@@ -0,0 +1,2 @@
+org.springframework.boot.autoconfigure.EnableAutoConfiguration=\
+  cn.iocoder.mall.spring.boot.metrics.MetricsAutoConfiguration