Missing swager Dependency in Pom.xml fix issue

Merge branch 'main' of https://github.com/Avinashkr000/InventoryManagementSystem

Resolve merge conflicts and Added DockerFile

feat Category-Service added

docs: add comprehensive local development setup guide in Hindi-English

feat: add .dockerignore for optimized Docker builds

feat: add production-ready Dockerfile with multi-stage build for Java 21 Spring Boot app

Update README.md

feat: add swagger (springdoc-openapi) integration

Create maven.yml

feat: add swagger (springdoc-openapi) integration

fix(user): fixed deleteUser API to properly remove user from DB and updated UserController + UserServiceImpl with correct response handling

feat(user): implement user service with registration, login, CRUD, and transaction APIs

feat: implement transaction search and month/year filter with JPA Specifications

Create maven-publish.yml