add cors

api/src/main/java/com/career/sponsor/api/config/CorsConfig.java

@@ -0,0 +1,19 @@
+package com.career.sponsor.api.config;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.CorsRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+@Configuration
+public class CorsConfig implements WebMvcConfigurer {
+
+    @Override
+    public void addCorsMappings(CorsRegistry registry) {
+        registry.addMapping("/**")
+                .allowedOriginPatterns("*")
+                .allowedMethods("GET", "POST", "PUT", "DELETE", "PATCH", "OPTIONS")
+                .allowedHeaders("*")
+                .allowCredentials(true)
+                .maxAge(3600);
+    }
+}

api/src/test/java/com/career/sponsor/api/config/CorsConfigTest.java

@@ -0,0 +1,28 @@
+package com.career.sponsor.api.config;
+
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.aggregator.AggregateWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.web.servlet.MockMvc;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+
+import static org.junit.jupiter.api.Assertions.*;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+@SpringBootTest
+@AutoConfigureMockMvc
+class CorsConfigTest {
+
+    @Autowired
+    private MockMvc mvc;
+
+    @Test
+    void testCorsHeader() throws Exception {
+        mvc.perform(get("/api/v1/companies/search")
+                .header("Origin", "http://localhost:8080"))
+                .andExpect(status().isOk());
+
+    }
+}