Update Dockerfile and README badges

Replaced the ADD command with COPY in Dockerfile for better layer caching. Updated README badges to include GitHub contributors, workflow status, and Codacy Badge for code quality tracking.

README.md

@@ -6,13 +6,16 @@ This repository hosts the code for a comprehensive project management platform t
 It provides a robust set of features that facilitate task tracking, team collaboration, and project progress visualization.
 The platform is designed to streamline the software development process, making it easier for teams to plan, track, and release software.
 
-[![Docker Image CI](https://github.com/openpro-io/openpro/actions/workflows/docker-image.yml/badge.svg)](https://github.com/openpro-io/openpro/actions/workflows/docker-image.yml)
+![GitHub contributors](https://img.shields.io/github/contributors/openpro-io/openpro)
+![GitHub Workflow Status (with event)](https://img.shields.io/github/actions/workflow/status/openpro-io/openpro/docker-image.yml)
+[![Codacy Badge](https://app.codacy.com/project/badge/Grade/7614767a1f8c49ff8ca41f3257ca6740)](https://app.codacy.com/gh/openpro-io/openpro/dashboard?utm_source=gh&utm_medium=referral&utm_content=&utm_campaign=Badge_grade)
 [![License](https://img.shields.io/github/license/golangci/golangci-lint)](/LICENSE.txt)
 [![Release](https://img.shields.io/github/release/openpro-io/openpro.svg)](https://github.com/openpro-io/openpro/releases/latest)
 [![](https://dcbadge.vercel.app/api/server/3WxA2pz7YB)](https://discord.gg/3WxA2pz7YB)
 [![](https://img.shields.io/badge/LinkedIn-0077B5?style=for-the-badge&logo=linkedin&logoColor=white)](https://www.linkedin.com/in/claygorman)
 
 ## Screenshots
+
 <img src="https://github.com/openpro-io/openpro/assets/4524500/d870d4dc-11d8-450b-b77a-cba105abff08" width="280" />
 <img src="https://github.com/openpro-io/openpro/assets/4524500/473392d7-3251-48ef-bad0-b689d7c5d5f1" width="315" />
 <img src="https://github.com/openpro-io/openpro/assets/4524500/92b2137f-5e79-4f25-9786-400f1638d09c" width="320" />

backend/Dockerfile

@@ -14,7 +14,7 @@ RUN apk add --update --no-cache g++ make python3 py3-pip && ln -sf python3 /usr/
 # pnpm fetch does require only lockfile
 COPY pnpm-lock.yaml ./
 RUN --mount=type=cache,id=pnpm,target=/pnpm/store pnpm fetch --prod
-ADD . ./
+COPY . ./
 RUN --mount=type=cache,id=pnpm,target=/pnpm/store pnpm install -r --offline --prod
 
 FROM base