NCBACK-34 need fix delete filentity and hash

.env

@@ -1,10 +1,10 @@
 POSTGRES_DB=no_copy_
-POSTGRES_USER=postgres
+POSTGRES_USER=ncp_db
-POSTGRES_PASSWORD=postgres
+POSTGRES_PASSWORD=ncpDbApp
 POSTGRES_PORT=5432
 POSTGRES_HOST=postgres
 
 REDIS_HOST=redis
 REDIS_PORT=6379
 
-SERVER_PORT=8080
+SERVER_PORT=8080

README.md

@@ -0,0 +1,48 @@
+суперпользователь БД:
+postgres/postgres 
+пользователь бд для бэка
+ncp_db / ncpDbApp
+
+Подключение к БД для приложения,если volume не существует :
+
+Создаться автоматически.
+
+Если уже существует volume :
+
+docker exec -it postgres psql -U postgres -d postgres
+
+CREATE USER ncp_db WITH PASSWORD 'ncpDbApp';
+
+GRANT ALL PRIVILEGES ON DATABASE no_copy_ TO ncp_db;
+
+\du
+
+\q
+
+-------
+
+psql -U postgres -d no_copy_
+
+-- база
+
+GRANT CONNECT ON DATABASE no_copy_ TO ncp_db;
+
+-- схема
+
+GRANT USAGE ON SCHEMA public TO ncp_db;
+
+-- существующие таблицы
+
+GRANT ALL PRIVILEGES ON ALL TABLES IN SCHEMA public TO ncp_db;
+
+-- существующие sequence (очень важно для id)
+
+GRANT ALL PRIVILEGES ON ALL SEQUENCES IN SCHEMA public TO ncp_db;
+
+-- будущие таблицы
+
+ALTER DEFAULT PRIVILEGES IN SCHEMA public
+GRANT ALL ON TABLES TO ncp_db;
+
+ALTER DEFAULT PRIVILEGES IN SCHEMA public
+GRANT ALL ON SEQUENCES TO ncp_db;

docker-compose.yaml

@@ -18,7 +18,7 @@ services:
     restart: unless-stopped
 
   db:
-    image: postgres:17
+    image: postgres:17.7
     restart: always
     deploy:
       resources:
@@ -30,14 +30,17 @@ services:
           memory: 1G
     environment:
       POSTGRES_DB: no_copy_
-      POSTGRES_USER: postgres
+#      POSTGRES_USER: postgres
-      POSTGRES_PASSWORD: postgres
+#      POSTGRES_PASSWORD: postgres
+      POSTGRES_USER: ${POSTGRES_USER}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
       POSTGRES_SHARED_BUFFERS: 512MB
       POSTGRES_EFFECTIVE_CACHE_SIZE: 1536MB
     ports:
       - "54320:5432"
     volumes:
       - pgdata:/var/lib/postgresql/data
+      - ./init-scripts:/docker-entrypoint-initdb.d:ro
     container_name: postgres
     networks:
       app-network:
@@ -61,8 +64,10 @@ services:
 #      FILE_CHUNK_SIZE: 1048576
       FILE_CHUNK_SIZE: 1000000
       POSTGRES_DB: no_copy_
-      POSTGRES_USER: postgres
+#      POSTGRES_USER: postgres
-      POSTGRES_PASSWORD: postgres
+#      POSTGRES_PASSWORD: postgres
+      POSTGRES_USER: ${POSTGRES_USER}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
       POSTGRES_PORT: 5432
       POSTGRES_HOST: db
       STORAGE_SERVICE_URL: http://storage:8081
@@ -82,6 +87,10 @@ services:
           - api
     volumes:
       - uploads_data:/data/uploads:rw
+    healthcheck:
+      test: [ "CMD-SHELL", "pg_isready -U ${POSTGRES_USER} -d no_copy_" ]
+      interval: 10s
+      retries: 5
 
   grafana:
     image: grafana/grafana:10.3.1

infrastructure/jenkins/deploy.groovy

@@ -30,6 +30,7 @@ pipeline {
             }
         }
 
+
         stage('Deploy with docker-compose') {
             steps {
                 script {
@@ -38,71 +39,73 @@ pipeline {
                                     credentialsId: 'server-root-password',
                                     usernameVariable: 'SSH_USER',
                                     passwordVariable: 'SSH_PASS'
-                            )
+                            ),
+                            string(credentialsId: 'DB_USER', variable: 'DB_USER'),
+                            string(credentialsId: 'DB_PASSWORD', variable: 'DB_PASSWORD')
                     ]) {
                         sh """
-                            echo "Deploying branch: ${params.BRANCH}"
+                    echo "Deploying branch: ${params.BRANCH}"
-                            
+                    
-                            echo "Copying files to server..."
+                    echo "Copying files to server..."
-                            sshpass -p '$SSH_PASS' ssh -o StrictHostKeyChecking=no $SSH_USER@$SERVER "mkdir -p /opt/deployments/${params.BRANCH}"
+                    sshpass -p '$SSH_PASS' ssh -o StrictHostKeyChecking=no $SSH_USER@$SERVER "mkdir -p /opt/deployments/${params.BRANCH}"
-                            sshpass -p '$SSH_PASS' scp -r -o StrictHostKeyChecking=no ./* $SSH_USER@$SERVER:/opt/deployments/${params.BRANCH}/
+                    sshpass -p '$SSH_PASS' scp -r -o StrictHostKeyChecking=no ./* $SSH_USER@$SERVER:/opt/deployments/${params.BRANCH}/
-                            
+                    
-                            sshpass -p '$SSH_PASS' ssh -o StrictHostKeyChecking=no $SSH_USER@$SERVER "
+                    sshpass -p '$SSH_PASS' ssh -o StrictHostKeyChecking=no $SSH_USER@$SERVER "
-                                cd /opt/deployments/${params.BRANCH}
+                        cd /opt/deployments/${params.BRANCH}
-                                
+                        
-                                echo '1. Остановка старого приложения...'
+                        echo '1. Остановка старого приложения...'
-                                docker stop app-backend 2>/dev/null || echo 'Контейнер не найден'
+                        docker stop app-backend 2>/dev/null || echo 'Контейнер не найден'
-                                docker rm app-backend 2>/dev/null || echo 'Контейнер не найден'
+                        docker rm app-backend 2>/dev/null || echo 'Контейнер не найден'
-                                
+                        
-                                echo '2. Удаление старых образов...'
+                        echo '2. Удаление старых образов...'
-                                docker images --filter 'reference=*app*' -q | xargs -r docker rmi -f 2>/dev/null || echo 'Нет образов для удаления'
+                        docker images --filter 'reference=*app*' -q | xargs -r docker rmi -f 2>/dev/null || echo 'Нет образов для удаления'
-                                
+                        
-                                echo '3. Создание сети если нужно...'
+                        echo '3. Создание сети если нужно...'
-                                docker network create app-network 2>/dev/null || echo 'Сеть уже существует'
+                        docker network create app-network 2>/dev/null || echo 'Сеть уже существует'
-                                
+                        
-                                echo '4. Запуск инфраструктуры...'
+                        echo '4. Запуск инфраструктуры...'
-                                docker-compose up -d db storage
+                        docker-compose up -d db storage
-                                
+                        
-                                echo '5. Ожидание PostgreSQL...'
+                        echo '5. Ожидание PostgreSQL...'
-                                sleep 10
+                        sleep 10
-                                
+                        
-                                echo '6. Сборка нового образа приложения...'
+                        echo '6. Сборка нового образа приложения...'
-                                docker build --no-cache -t app-backend:latest .
+                        docker build --no-cache -t app-backend:latest .
-                                
+                        
-                                echo '7. Запуск приложения...'
+                        echo '7. Запуск приложения...'
-                                docker run -d \\
+                        docker run -d \\
-                                  --name app-backend \\
+                          --name app-backend \\
-                                  --network app-network \\
+                          --network app-network \\
-                                  --network-alias app \\
+                          --network-alias app \\
-                                  -p 80:8080 \\
+                          -p 80:8080 \\
-                                  -v uploads_data:/data/uploads:rw \\
+                          -v uploads_data:/data/uploads:rw \\
-                                  -e POSTGRES_DB=no_copy_ \\
+                          -e POSTGRES_DB=no_copy_ \\
-                                  -e POSTGRES_USER=postgres \\
+                          -e POSTGRES_USER=$DB_USER \\
-                                  -e POSTGRES_PASSWORD=postgres \\
+                          -e POSTGRES_PASSWORD=$DB_PASSWORD \\
-                                  -e POSTGRES_PORT=5432 \\
+                          -e POSTGRES_PORT=5432 \\
-                                  -e POSTGRES_HOST=db \\
+                          -e POSTGRES_HOST=db \\
-                                  --restart unless-stopped \\
+                          --restart unless-stopped \\
-                                  app-backend:latest
+                          app-backend:latest
-                                
+                        
-                                echo '8. Запуск мониторинга...'
+                        echo '8. Запуск мониторинга...'
-                                docker-compose up -d grafana prometheus loki tempo alloy
+                        docker-compose up -d grafana prometheus loki tempo alloy
-                                
+                        
-                                echo '9. Проверка...'
+                        echo '9. Проверка...'
-                                sleep 5
+                        sleep 5
-                                
+                        
-                                echo 'Статус контейнеров:'
+                        echo 'Статус контейнеров:'
-                                docker ps --format 'table {{.Names}}\\t{{.Image}}\\t{{.Status}}'
+                        docker ps --format 'table {{.Names}}\\t{{.Image}}\\t{{.Status}}'
-                                
+                        
-                                echo '10. Проверка health...'
+                        echo '10. Проверка health...'
-                                if curl -s -f http://localhost:80/health > /dev/null 2>&1; then
+                        if curl -s -f http://localhost:80/health > /dev/null 2>&1; then
-                                    echo 'Приложение работает'
+                            echo 'Приложение работает'
-                                    echo 'URL: http://${params.SERVER}:80'
+                            echo 'URL: http://${params.SERVER}:80'
-                                else
+                        else
-                                    echo 'Проверка health не удалась'
+                            echo 'Проверка health не удалась'
-                                    docker logs app-backend --tail=20
+                            docker logs app-backend --tail=20
-                                fi
+                        fi
-                            "
+                    "
-                        """
+                """
                     }
                 }
             }

init-scripts/01-init.sql

@@ -0,0 +1,19 @@
+DO $$
+BEGIN
+   IF NOT EXISTS (SELECT FROM pg_roles WHERE rolname = 'ncp_db') THEN
+      CREATE USER ncp_db WITH PASSWORD 'ncpDbApp';
+END IF;
+END
+$$;
+
+GRANT CONNECT ON DATABASE no_copy_ TO ncp_db;
+GRANT USAGE ON SCHEMA public TO ncp_db;
+
+GRANT ALL PRIVILEGES ON ALL TABLES IN SCHEMA public TO ncp_db;
+GRANT ALL PRIVILEGES ON ALL SEQUENCES IN SCHEMA public TO ncp_db;
+
+ALTER DEFAULT PRIVILEGES IN SCHEMA public
+GRANT ALL ON TABLES TO ncp_db;
+
+ALTER DEFAULT PRIVILEGES IN SCHEMA public
+GRANT ALL ON SEQUENCES TO ncp_db;

src/main/java/ru/soune/nocopy/controller/ApiController.java

@@ -1,7 +1,10 @@
 package ru.soune.nocopy.controller;
 
+import jakarta.persistence.EntityManager;
+import jakarta.persistence.PersistenceContext;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.core.io.Resource;
 import org.springframework.core.io.UrlResource;
 import org.springframework.http.HttpHeaders;
@@ -17,12 +20,15 @@ import ru.soune.nocopy.dto.MessageCode;
 import ru.soune.nocopy.dto.RegAnswer;
 import ru.soune.nocopy.dto.file.*;
 import ru.soune.nocopy.entity.AuthToken;
+import ru.soune.nocopy.entity.file.FileEntity;
 import ru.soune.nocopy.entity.file.FileStatus;
 import ru.soune.nocopy.entity.file.UploadStatus;
 import ru.soune.nocopy.exception.*;
 import ru.soune.nocopy.handler.*;
 import ru.soune.nocopy.repository.AuthTokenRepository;
+import ru.soune.nocopy.repository.FileEntityRepository;
 import ru.soune.nocopy.service.FileSimilarityService;
+import ru.soune.nocopy.service.ImageHashService;
 import ru.soune.nocopy.service.file.FileEntityService;
 import ru.soune.nocopy.service.file.FileUploadService;
 
@@ -33,6 +39,7 @@ import java.nio.file.Paths;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.Optional;
 import java.util.stream.Collectors;
 
 @Slf4j
@@ -50,6 +57,8 @@ public class ApiController {
 
     private final FileSimilarityService fileSimilarityService;
 
+    private final FileEntityRepository fileEntityRepository;
+
     @PostMapping("/v{version}/data")
     public ResponseEntity<?> handlePostRequest(@RequestBody BaseRequest request,
                                                @PathVariable("version") int version) {
@@ -93,62 +102,72 @@ public class ApiController {
             @RequestParam(value = "chunk", required = false) MultipartFile chunk) {
         try {
             if (chunk == null || chunk.isEmpty()) {
-                return ResponseEntity.ok().body(new BaseResponse(20004, MessageCode.FILE_UPLOAD_ERROR.getCode(),
+                return buildErrorResponse(uploadId, chunkNumber, "Chunk file null or empty");
-                        "Chunk file null or empty", ChunkUploadResponse.builder()
-                        .uploadId(uploadId)
-                        .chunkNumber(chunkNumber)
-                        .build()));
             }
-
             if (uploadId == null || uploadId.isBlank()) {
-                return ResponseEntity.ok().body(new BaseResponse(20004, MessageCode.FILE_UPLOAD_ERROR.getCode(),
+                return buildErrorResponse(uploadId, chunkNumber, "Upload ID is required");
-                        "Upload ID is required", ChunkUploadResponse.builder()
-                        .uploadId(uploadId)
-                        .chunkNumber(chunkNumber)
-                        .build()));
             }
-
             if (chunkNumber == null || chunkNumber < 0) {
-                return ResponseEntity.ok().body(new BaseResponse(20004, MessageCode.FILE_UPLOAD_ERROR.getCode(),
+                return buildErrorResponse(uploadId, chunkNumber, "Valid chunk number is required");
-                        "Valid chunk number is required", ChunkUploadResponse.builder()
-                        .uploadId(uploadId)
-                        .chunkNumber(chunkNumber)
-                        .build()));
             }
 
-            fileUploadService.uploadChunk(uploadId, chunkNumber, chunk);
+            UploadProgressResponse uploadProgressResponse = fileUploadService.uploadChunk(uploadId, chunkNumber, chunk);
 
-            ChunkUploadResponse responseBody = ChunkUploadResponse.builder()
+            if (uploadProgressResponse.getStatus().equals(UploadStatus.COMPLETED)) {
-                    .uploadId(uploadId)
+                ResponseEntity<BaseResponse> duplicateCheckResult = checkForDuplicates(uploadProgressResponse.getUploadId());
-                    .chunkNumber(chunkNumber)
+                if (duplicateCheckResult != null) {
-                    .chunkSize(chunk.getSize())
+                    return duplicateCheckResult;
-                    .message("Chunk uploaded successfully")
+                }
-                    .build();
+            }
 
-            return ResponseEntity.ok().body(new BaseResponse(20004, MessageCode.SUCCESS.getCode(),
+            return buildSuccessResponse(uploadId, chunkNumber, chunk);
-                    "Chunk uploaded successfully", responseBody));
-        } catch (DuplicateImageException e) {
-            log.error("Error uploading chunk", e);
-            ChunkUploadResponse responseBody = ChunkUploadResponse.builder()
-                    .uploadId(uploadId)
-                    .chunkNumber(chunkNumber)
-                    .build();
 
-            return ResponseEntity.ok().body(new BaseResponse(
-                    20004, MessageCode.DUPLICATE_FILE_UPLOAD.getCode(),
-                    "Failed to upload chunk: " + e.getMessage(), responseBody));
         } catch (Exception e) {
             log.error("Error uploading chunk", e);
+            return buildErrorResponse(uploadId, chunkNumber, "Failed to upload chunk: " + e.getMessage());
+        }
+    }
 
-            ChunkUploadResponse responseBody = ChunkUploadResponse.builder()
+    private ResponseEntity<BaseResponse> checkForDuplicates(String uploadId) throws IOException {
-                    .uploadId(uploadId)
+        Optional<FileEntity> uploadedFile = fileEntityRepository.findByUploadSessionId(uploadId);
-                    .chunkNumber(chunkNumber)
+
-                    .build();
+        if (uploadedFile.isEmpty() || !uploadedFile.get().getMimeType().equals("image")) {
+            return null;
+        }
+
+        FileEntity fileEntity = uploadedFile.get();
+        List<SimilarFileResponse> similarFiles = fileSimilarityService.findSimilarFiles(fileEntity.getId());
+
+        if (hasDuplicate(similarFiles)) {
+            return handleDuplicate(fileEntity, similarFiles);
+        }
+
+        return null;
+    }
+
+    private boolean hasDuplicate(List<SimilarFileResponse> similarFiles) {
+        return similarFiles.stream().anyMatch(f -> f.getHammingDistance() <= 5);
+    }
+
+    private ResponseEntity<BaseResponse> handleDuplicate(FileEntity fileEntity, List<SimilarFileResponse> similarFiles)
+            throws IOException {
+        fileEntityService.deleteFromDisk(fileEntity);
+
+        Optional<FileEntity> originalFile = fileEntityRepository.findById(similarFiles.get(0).getFileId());
+
+        if (originalFile.isPresent()) {
+            Map<String, String> duplicateInfo = Map.of(
+                    "duplicate_file_id", originalFile.get().getId(),
+                    "owner_user_id", String.valueOf(originalFile.get().getUserId()));
 
             return ResponseEntity.ok().body(new BaseResponse(
-                    20004, MessageCode.FILE_UPLOAD_ERROR.getCode(),
+                    20004,
-                    "Failed to upload chunk: " + e.getMessage(), responseBody));
+                    MessageCode.DUPLICATE_FILE_UPLOAD.getCode(),
+                    "Failed to upload chunk, duplicate",
+                    duplicateInfo));
         }
+
+        return null;
     }
 
     @GetMapping("/files/{fileId}/similar")
@@ -179,7 +198,6 @@ public class ApiController {
 
             return ResponseEntity.ok().body(new BaseResponse(
                     20004, MessageCode.SUCCESS.getCode(), MessageCode.SUCCESS.getDescription(), responseBody));
-
         } catch (Exception e) {
             log.error("Error getting progress for upload: {}", uploadId, e);
 
@@ -187,8 +205,7 @@ public class ApiController {
                     .uploadId(uploadId)
                     .build();
 
-            return ResponseEntity.ok().body(new BaseResponse(
+            return ResponseEntity.ok().body(new BaseResponse(20004, MessageCode.FILE_UPLOAD_ERROR.getCode(),
-                    20004, MessageCode.FILE_UPLOAD_ERROR.getCode(),
                     "Failed to get upload progress: " + e.getMessage(), responseBody));
         }
     }
@@ -347,6 +364,34 @@ public class ApiController {
         }
     }
 
+    private ResponseEntity<BaseResponse> buildSuccessResponse(String uploadId, Integer chunkNumber, MultipartFile chunk) {
+        ChunkUploadResponse responseBody = ChunkUploadResponse.builder()
+                .uploadId(uploadId)
+                .chunkNumber(chunkNumber)
+                .chunkSize(chunk.getSize())
+                .message("Chunk uploaded successfully")
+                .build();
+
+        return ResponseEntity.ok().body(new BaseResponse(
+                20000,
+                MessageCode.SUCCESS.getCode(),
+                "Chunk uploaded successfully",
+                responseBody));
+    }
+
+    private ResponseEntity<BaseResponse> buildErrorResponse(String uploadId, Integer chunkNumber, String errorMessage) {
+        ChunkUploadResponse responseBody = ChunkUploadResponse.builder()
+                .uploadId(uploadId)
+                .chunkNumber(chunkNumber)
+                .build();
+
+        return ResponseEntity.ok().body(new BaseResponse(
+                20004,
+                MessageCode.FILE_UPLOAD_ERROR.getCode(),
+                errorMessage,
+                responseBody));
+    }
+
     private ResponseEntity<BaseResponse> createValidationErrorResponse(BindingResult bindingResult, Integer msgId) {
         List<Map<String, String>> fieldErrors = bindingResult.getFieldErrors()
                 .stream()

src/main/java/ru/soune/nocopy/dto/BaseRequest.java

@@ -1,9 +1,11 @@
 package ru.soune.nocopy.dto;
 
+import com.fasterxml.jackson.annotation.JsonFormat;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import lombok.Data;
 
 @Data
+@JsonFormat(with = JsonFormat.Feature.ACCEPT_CASE_INSENSITIVE_PROPERTIES)
 public class BaseRequest {
     @JsonProperty("version")
     Integer version;

src/main/java/ru/soune/nocopy/dto/BaseResponse.java

@@ -1,11 +1,13 @@
 package ru.soune.nocopy.dto;
 
+import com.fasterxml.jackson.annotation.JsonFormat;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import lombok.AllArgsConstructor;
 import lombok.Data;
 
 @Data
 @AllArgsConstructor
+@JsonFormat(with = JsonFormat.Feature.ACCEPT_CASE_INSENSITIVE_PROPERTIES)
 public class BaseResponse {
     @JsonProperty("msg_id")
     private Integer msgId;

src/main/java/ru/soune/nocopy/dto/LoginRequest.java

@@ -1,5 +1,6 @@
 package ru.soune.nocopy.dto;
 
+import com.fasterxml.jackson.annotation.JsonFormat;
 import jakarta.validation.constraints.Email;
 import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.Size;
@@ -10,6 +11,7 @@ import lombok.NoArgsConstructor;
 @Data
 @AllArgsConstructor
 @NoArgsConstructor
+@JsonFormat(with = JsonFormat.Feature.ACCEPT_CASE_INSENSITIVE_PROPERTIES)
 public class LoginRequest {
 
     @NotBlank(message = "error.not.blank") @Email(message = "error.not.email") @Size(max = 128)

src/main/java/ru/soune/nocopy/dto/RegRequest.java

@@ -1,10 +1,12 @@
 package ru.soune.nocopy.dto;
 
+import com.fasterxml.jackson.annotation.JsonFormat;
 import jakarta.validation.constraints.*;
 import lombok.Data;
 
 
 @Data
+@JsonFormat(with = JsonFormat.Feature.ACCEPT_CASE_INSENSITIVE_PROPERTIES)
 public class RegRequest {
     @NotEmpty(message = "Full name is required")
     private String fullName;

src/main/java/ru/soune/nocopy/dto/UserRequest.java

@@ -10,6 +10,7 @@ import ru.soune.nocopy.entity.GenderType;
 import java.time.LocalDate;
 
 @Data
+@JsonFormat(with = JsonFormat.Feature.ACCEPT_CASE_INSENSITIVE_PROPERTIES)
 public class UserRequest {
     @Size(min = 2)
     private String fullName;

src/main/java/ru/soune/nocopy/handler/GlobalExceptionHandler.java

@@ -5,15 +5,16 @@ import org.springframework.context.support.DefaultMessageSourceResolvable;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.MethodArgumentNotValidException;
-import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.*;
-import org.springframework.web.bind.annotation.ResponseStatus;
+import ru.soune.nocopy.dto.BaseResponse;
-import org.springframework.web.bind.annotation.RestControllerAdvice;
+import ru.soune.nocopy.dto.MessageCode;
 import ru.soune.nocopy.exception.*;
 
 import java.util.Map;
 
 @RestControllerAdvice
 @AllArgsConstructor
+@ControllerAdvice
 public class GlobalExceptionHandler {
 
     @ExceptionHandler(MethodArgumentNotValidException.class)
@@ -81,4 +82,12 @@ public class GlobalExceptionHandler {
                         "message" ,ex.getMessage()
                 ));
     }
+
+    @ExceptionHandler(DuplicateImageException.class)
+    @ResponseBody
+    public ResponseEntity<BaseResponse> handleDuplicateImage(DuplicateImageException e) {
+        return ResponseEntity.ok().body(new BaseResponse(
+                20004, MessageCode.DUPLICATE_FILE_UPLOAD.getCode(),
+                "Duplicate image detected", e.getMessage()));
+    }
 }

src/main/java/ru/soune/nocopy/handler/validator/RegRequestValidator.java

@@ -13,7 +13,7 @@ import java.util.*;
 
 @Component
 public class RegRequestValidator implements Validator {
-    private static final String COMPANY_REGEX = "^[a-zA-Zа-яА-ЯёЁ0-9\\s\\-&.,'()]{0,200}$";
+    private static final String COMPANY_REGEX = "^[a-zA-Zа-яА-ЯёЁ0-9\\s\\-&.,'()\"\"«»„‟”“”‘'’‹›❛❜❝❞〝〞〟]{1,200}$";
 
     private static final String NAME_REGEX = "^[a-zA-Zа-яА-ЯёЁ\\s\\-'.]{2,100}$";
 
@@ -74,21 +74,6 @@ public class RegRequestValidator implements Validator {
             errors.rejectValue("companyName", "companyName.invalid.chars",
                     "Company name contains invalid characters");
         }
-
-        validateForbiddenWords(trimmedCompany, "companyName", errors,
-                Arrays.asList("admin", "root", "system", "test"));
-    }
-
-    private void validateForbiddenWords(String text, String fieldName,
-                                        Errors errors, List<String> forbiddenWords) {
-        String lowerText = text.toLowerCase();
-        for (String word : forbiddenWords) {
-            if (lowerText.contains(word)) {
-                errors.rejectValue(fieldName, fieldName + ".forbidden.word",
-                        "Contains forbidden word: " + word);
-                break;
-            }
-        }
     }
 
     private void validateEmail(String email, Errors errors) {

src/main/java/ru/soune/nocopy/repository/ImageHashRepository.java

@@ -6,4 +6,5 @@ import ru.soune.nocopy.entity.file.ImageHashEntity;
 
 @Repository
 public interface ImageHashRepository extends JpaRepository<ImageHashEntity, String> {
+    void deleteByFileId(String fileId);
 }

src/main/java/ru/soune/nocopy/service/file/FileEntityService.java

@@ -9,7 +9,6 @@ import ru.soune.nocopy.dto.file.FileResponse;
 import ru.soune.nocopy.entity.file.FileEntity;
 import ru.soune.nocopy.entity.file.FileStatus;
 import ru.soune.nocopy.entity.file.FileUploadSession;
-import ru.soune.nocopy.exception.DuplicateImageException;
 import ru.soune.nocopy.exception.FileEntityNotFoundException;
 import ru.soune.nocopy.repository.FileEntityRepository;
 import ru.soune.nocopy.service.FileSimilarityService;
@@ -66,22 +65,6 @@ public class FileEntityService {
 
             if (saved.getMimeType().startsWith("image")) {
                 imageHashService.create(saved, Path.of(saved.getFilePath()));
-
-                var similarFiles = fileSimilarityService.findSimilarFiles(saved.getId());
-
-                boolean hasDuplicate = similarFiles.stream()
-                        .anyMatch(f -> f.getHammingDistance() <= 5);
-
-                if (hasDuplicate) {
-                    log.warn("Duplicate image detected for upload session {}. Rolling back.",
-                            session.getUploadId());
-                    throw new DuplicateImageException("Duplicate image detected for upload session " + session.getUploadId());
-                }
-
-                similarFiles.stream()
-                        .filter(f -> f.getHammingDistance() > 5)
-                        .forEach(f -> log.info("Similar image found: {} (distance {})",
-                                f.getFileId(), f.getHammingDistance()));
             }
 
             return saved;
@@ -166,6 +149,8 @@ public class FileEntityService {
 
         Files.delete(path);
 
+        markAsDeleted(fileEntity);
+
         return true;
     }