[FEAT] DEV 환경용 AccessToken 발급 API 구현 및 Swagger 문서화 (#330)

* feat: 개발 환경을 위한 access token 발급 API 추가
* feat: access token 발급 API에 유효성 검사 추가

Author: fivedragon5

src/main/java/org/ject/support/domain/auth/controller/DevAuthController.java

@@ -0,0 +1,43 @@
+package org.ject.support.domain.auth.controller;
+
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Schema;
+import jakarta.validation.Valid;
+import jakarta.validation.constraints.NotBlank;
+import lombok.AllArgsConstructor;
+import org.ject.support.common.security.CustomUserDetails;
+import org.ject.support.common.security.jwt.JwtTokenProvider;
+import org.ject.support.domain.member.entity.Member;
+import org.ject.support.domain.member.repository.MemberRepository;
+import org.springframework.context.annotation.Profile;
+import org.springframework.security.core.Authentication;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@AllArgsConstructor
+@Profile({"local", "dev"})
+public class DevAuthController {
+
+    private final MemberRepository memberRepository;
+    private final JwtTokenProvider jwtTokenProvider;
+
+    @Operation(
+            summary = "access token 발급",
+            description = "개발 편의를 위한 access token 발급 API"
+    )
+    @PostMapping("/access-token")
+    public String getToken(@Valid @RequestBody EmailRequest request) {
+        Member member = memberRepository.findByEmail(request.email)
+                .orElseThrow(() -> new IllegalArgumentException("존재하지 않는 이메일입니다."));
+        Authentication authentication = jwtTokenProvider.createAuthenticationByMember(member);
+        CustomUserDetails customUserDetails = (CustomUserDetails) authentication.getPrincipal();
+        return jwtTokenProvider.createAccessToken(authentication, customUserDetails.getMemberId());
+    }
+
+    public record EmailRequest(
+            @Schema(description = "회원 이메일", example = "admin@ject.kr")
+            @NotBlank String email
+    ) {}
+}