refactor: migrate backend to NestJS

.github/workflows/ci.yml

@@ -72,6 +72,7 @@ jobs:
         package:
           - types
           - backend
+          - backend-nest
           - frontend
     steps:
       - uses: actions/checkout@v6
@@ -87,6 +88,7 @@ jobs:
 
       - name: Restore Next.js cache
         uses: actions/cache@v5
+        if: ${{ matrix.package == 'frontend' }}
         with:
           path: ${{ github.workspace }}/packages/frontend/.next/cache
           # Generate a new cache whenever packages or source files change

.gitignore

@@ -3,45 +3,138 @@
 **/backend/static/snapshots
 **/backend/static/timelapse
 **/backend/data/snapshots
+**/backend-nest/static/canvas
 
-# Generated code
-**/node_modules/
-**/.pnp
-.pnp.js
-.yarn/install-state.gz
-
-# Testing
-**/coverage
-
-# Next.js
-.next/
-out/
-
-# Production
-build/
+# Prisma generated files
+**/backend/src/client/core/generated/*
+**/backend/src/client/snapshots/generated/*
+**/backend/src/client/core/kysely/*
+**/backend-nest/src/common/database/generated/*
+**/backend-nest/src/common/database/kysely/*
 
-# Debug
+# Logs
+logs
+*.log
 npm-debug.log*
+pnpm-debug.log*
 yarn-debug.log*
 yarn-error.log*
+lerna-debug.log*
 
-# Vercel
-.vercel
+# Diagnostic reports (https://nodejs.org/api/report.html)
+report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+*.lcov
+.nyc_output
+
+# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
 
-# TypeScript
+# Dependency directories
+node_modules/
+jspm_packages/
+web_modules/
+.pnpm-store
+
+# Package manager / dependency state
+.yarn-integrity
+.pnp.*
+.pnp.js
+/.pnp
+.yarn/*
+
+# Yarn exceptions
+!.yarn/patches
+!.yarn/plugins
+!.yarn/releases
+!.yarn/sdks
+!.yarn/versions
+
+# TypeScript cache
 *.tsbuildinfo
 next-env.d.ts
 
-# Environment variables
+# Optional npm cache directory
+.npm
+
+# Optional editor / tool caches
+.eslintcache
+.stylelintcache
+.node_repl_history
+.vscode-test
+
+# Output of 'npm pack'
+*.tgz
+
+# Environment files
 .env
 .env.*
+.env*.local
+.env.development
+.env.test
+.env.production
 !.env.example
-!.env.*.example
 
-# Prisma generated files
-**/backend/src/client/core/generated/*
-**/backend/src/client/snapshots/generated/*
-**/backend/src/client/core/kysely/*
+# Parcel / build caches
+.cache
+.cache/
+.parcel-cache
+.vite/
+
+# Framework build outputs
+.next/
+out/
+.nuxt
+.output
+.dist
+dist/
+build/
+tmp/
+.tmp
+.temp
+.svelte-kit/
+.vuepress/dist
+**/.vitepress/dist
+**/.vitepress/cache
+.docusaurus
+.serverless/
+.fusebox/
+.dynamodb/
+.firebase/
+
+# Misc
+*.pem
+.tern-port
+
+# Vite
+vite.config.js.timestamp-*
+vite.config.ts.timestamp-*
+
+# Testing
+/coverage
+
+# Vercel
+.vercel
 
 
 ################################################################################

.vscode/settings.json

@@ -112,5 +112,6 @@
   },
   "[python]": {
     "editor.defaultFormatter": "ms-python.black-formatter"
-  }
+  },
+  "typescript.tsdk": "node_modules/typescript/lib"
 }

biome.json

@@ -23,5 +23,24 @@
     "enabled": true,
     "clientKind": "git",
     "useIgnoreFile": true
-  }
+  },
+  "overrides": [
+    {
+      "includes": [
+        "packages/backend-nest/**"
+      ],
+      "javascript": {
+        "parser": {
+          "unsafeParameterDecoratorsEnabled": true
+        }
+      },
+      "linter": {
+        "rules": {
+          "style": {
+            "useImportType": "off"
+          }
+        }
+      }
+    }
+  ]
 }

packages/backend-nest/.swcrc

@@ -0,0 +1,13 @@
+{
+  "$schema": "https://swc.rs/schema.json",
+  "sourceMaps": true,
+  "module": { "type": "commonjs" },
+  "jsc": {
+    "target": "esnext",
+    "parser": { "syntax": "typescript", "decorators": true },
+    "transform": { "legacyDecorator": true, "decoratorMetadata": true },
+    "baseUrl": ".",
+    "paths": { "@/*": ["./src/*"] }
+  },
+  "minify": false
+}

packages/backend-nest/README.md

@@ -0,0 +1,114 @@
+<p align="center">
+  <a href="http://nestjs.com/" target="blank"><img src="https://nestjs.com/img/logo-small.svg" width="120" alt="Nest Logo" /></a>
+</p>
+
+[circleci-image]:
+  https://img.shields.io/circleci/build/github/nestjs/nest/master?token=abc123def456
+[circleci-url]: https://circleci.com/gh/nestjs/nest
+
+  <p align="center">A progressive <a href="http://nodejs.org" target="_blank">Node.js</a> framework for building efficient and scalable server-side applications.</p>
+    <p align="center">
+<a href="https://www.npmjs.com/~nestjscore" target="_blank"><img src="https://img.shields.io/npm/v/@nestjs/core.svg" alt="NPM Version" /></a>
+<a href="https://www.npmjs.com/~nestjscore" target="_blank"><img src="https://img.shields.io/npm/l/@nestjs/core.svg" alt="Package License" /></a>
+<a href="https://www.npmjs.com/~nestjscore" target="_blank"><img src="https://img.shields.io/npm/dm/@nestjs/common.svg" alt="NPM Downloads" /></a>
+<a href="https://circleci.com/gh/nestjs/nest" target="_blank"><img src="https://img.shields.io/circleci/build/github/nestjs/nest/master" alt="CircleCI" /></a>
+<a href="https://discord.gg/G7Qnnhy" target="_blank"><img src="https://img.shields.io/badge/discord-online-brightgreen.svg" alt="Discord"/></a>
+<a href="https://opencollective.com/nest#backer" target="_blank"><img src="https://opencollective.com/nest/backers/badge.svg" alt="Backers on Open Collective" /></a>
+<a href="https://opencollective.com/nest#sponsor" target="_blank"><img src="https://opencollective.com/nest/sponsors/badge.svg" alt="Sponsors on Open Collective" /></a>
+  <a href="https://paypal.me/kamilmysliwiec" target="_blank"><img src="https://img.shields.io/badge/Donate-PayPal-ff3f59.svg" alt="Donate us"/></a>
+    <a href="https://opencollective.com/nest#sponsor"  target="_blank"><img src="https://img.shields.io/badge/Support%20us-Open%20Collective-41B883.svg" alt="Support us"></a>
+  <a href="https://twitter.com/nestframework" target="_blank"><img src="https://img.shields.io/twitter/follow/nestframework.svg?style=social&label=Follow" alt="Follow us on Twitter"></a>
+</p>
+  <!--[![Backers on Open Collective](https://opencollective.com/nest/backers/badge.svg)](https://opencollective.com/nest#backer)
+  [![Sponsors on Open Collective](https://opencollective.com/nest/sponsors/badge.svg)](https://opencollective.com/nest#sponsor)-->
+
+## Description
+
+[Nest](https://github.com/nestjs/nest) framework TypeScript starter repository.
+
+## Project setup
+
+```bash
+$ pnpm install
+```
+
+## Compile and run the project
+
+```bash
+# development
+$ pnpm run start
+
+# watch mode
+$ pnpm run start:dev
+
+# production mode
+$ pnpm run start:prod
+```
+
+## Run tests
+
+```bash
+# unit tests (watch mode)
+$ pnpm run test
+
+# e2e tests
+$ pnpm run test:e2e
+```
+
+## Deployment
+
+When you're ready to deploy your NestJS application to production, there are
+some key steps you can take to ensure it runs as efficiently as possible. Check
+out the [deployment documentation](https://docs.nestjs.com/deployment) for more
+information.
+
+If you are looking for a cloud-based platform to deploy your NestJS application,
+check out [Mau](https://mau.nestjs.com), our official platform for deploying
+NestJS applications on AWS. Mau makes deployment straightforward and fast,
+requiring just a few simple steps:
+
+```bash
+$ pnpm install -g @nestjs/mau
+$ mau deploy
+```
+
+With Mau, you can deploy your application in just a few clicks, allowing you to
+focus on building features rather than managing infrastructure.
+
+## Resources
+
+Check out a few resources that may come in handy when working with NestJS:
+
+- Visit the [NestJS Documentation](https://docs.nestjs.com) to learn more about
+  the framework.
+- For questions and support, please visit our
+  [Discord channel](https://discord.gg/G7Qnnhy).
+- To dive deeper and get more hands-on experience, check out our official video
+  [courses](https://courses.nestjs.com/).
+- Deploy your application to AWS with the help of
+  [NestJS Mau](https://mau.nestjs.com) in just a few clicks.
+- Visualize your application graph and interact with the NestJS application in
+  real-time using [NestJS Devtools](https://devtools.nestjs.com).
+- Need help with your project (part-time to full-time)? Check out our official
+  [enterprise support](https://enterprise.nestjs.com).
+- To stay in the loop and get updates, follow us on
+  [X](https://x.com/nestframework) and
+  [LinkedIn](https://linkedin.com/company/nestjs).
+- Looking for a job, or have a job to offer? Check out our official
+  [Jobs board](https://jobs.nestjs.com).
+
+## Support
+
+Nest is an MIT-licensed open source project. It can grow thanks to the sponsors
+and support by the amazing backers. If you'd like to join them, please
+[read more here](https://docs.nestjs.com/support).
+
+## Stay in touch
+
+- Author - [Kamil Myśliwiec](https://twitter.com/kammysliwiec)
+- Website - [https://nestjs.com](https://nestjs.com/)
+- Twitter - [@nestframework](https://twitter.com/nestframework)
+
+## License
+
+Nest is [MIT licensed](https://github.com/nestjs/nest/blob/master/LICENSE).

packages/backend-nest/nest-cli.json

@@ -0,0 +1,10 @@
+{
+  "$schema": "https://json.schemastore.org/nest-cli",
+  "collection": "@nestjs/schematics",
+  "sourceRoot": "src",
+  "compilerOptions": {
+    "deleteOutDir": true,
+    "builder": "swc",
+    "typeCheck": true
+  }
+}