chore(assets): 参赛提交规范红线修复（ASCII 化 + 相对路径）

按《参赛成果物提交规范·赛道一》§6 红线：
- samples/ 目录改名 sample/（git mv，保留历史）
- 10 个中日文样本文件 + docs 参赛手册 PDF 重命名为 ASCII
  （requirements_*/template_*/rules_*/contestant-handbook.pdf）
- tests/test_zh_template.py 硬编码绝对路径 D:\00_project\Genesis 改为相对路径
- 全局更新 21 个活动文件引用；历史日志/审查文档不改（追加说明记录）
全量 pytest 431 passed / 99.15%

sample/existing-system/trade-notification/src/main/java/com/trade/notification/TradeNotificationApplication.java

@@ -0,0 +1,17 @@
+package com.trade.notification;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+
+/**
+ * 通知服务启动类
+ * Created by macro on 2020/8/3.
+ */
+@EnableDiscoveryClient
+@SpringBootApplication
+public class TradeNotificationApplication {
+    public static void main(String[] args) {
+        SpringApplication.run(TradeNotificationApplication.class, args);
+    }
+}

sample/existing-system/trade-notification/src/main/resources/application-dev.yml

@@ -0,0 +1,11 @@
+server:
+  port: 8005
+spring:
+  profiles:
+    active: dev
+  application:
+    name: trade-notification
+  cloud:
+    nacos:
+      discovery:
+        server-addr: 127.0.0.1:8848

sample/existing-system/trade-notification/src/main/resources/application-prod.yml

@@ -0,0 +1,11 @@
+server:
+  port: 8005
+spring:
+  profiles:
+    active: prod
+  application:
+    name: trade-notification
+  cloud:
+    nacos:
+      discovery:
+        server-addr: 127.0.0.1:8848

sample/existing-system/trade-notification/src/main/resources/application-test.yml

@@ -0,0 +1,11 @@
+server:
+  port: 8005
+spring:
+  profiles:
+    active: test
+  application:
+    name: trade-notification
+  cloud:
+    nacos:
+      discovery:
+        server-addr: 127.0.0.1:8848

sample/existing-system/trade-notification/src/main/resources/logback-spring.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration>
+    <include resource="base-logback.xml"/>
+    <logger name="com.trade.notification" level="debug"/>
+</configuration>