Resolve "As a user, I want to have a page to upload and share photos so that another user can see my stories."

Closes #72 (closed)

src/main/java/uk/ac/cf/spring/demo/sports/config/WebConfig.java

+package uk.ac.cf.spring.demo.sports.config;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+@Configuration
+public class WebConfig implements WebMvcConfigurer {
+    @Override
+    public void addResourceHandlers(ResourceHandlerRegistry registry) {
+        registry.addResourceHandler("/uploads/**")
+                .addResourceLocations("file:./uploads/"); // 指定静态资源的实际路径
+    }
+}