Introduce backend

.github/workflows/build-backend.yaml

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+name: Build and Push Backend Docker Image
+
+on:
+  push:
+    branches: ["main"]
+    paths:
+      - "backend/**"
+  workflow_dispatch: # Allows manual triggering
+
+env:
+  IMAGE_NAME: poap-distributor # Define image name as environment variable
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Log in to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ghcr.io/${{ github.repository }}/${{ env.IMAGE_NAME }}
+          tags: |
+            type=ref,event=branch
+            type=edge
+            type=semver,pattern={{version}}
+            type=sha,format=long
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: ./backend
+          file: ./backend/Dockerfile
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

backend/.gitignore

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+db.sqlite
+
+# Based on https://raw.githubusercontent.com/github/gitignore/main/Node.gitignore
+
+# Logs
+
+logs
+_.log
+npm-debug.log_
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+.pnpm-debug.log*
+
+# Caches
+
+.cache
+
+# 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 test coverage
+
+.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
+
+# Dependency directories
+
+node_modules/
+jspm_packages/
+
+# Snowpack dependency directory (https://snowpack.dev/)
+
+web_modules/
+
+# TypeScript cache
+
+*.tsbuildinfo
+
+# Optional npm cache directory
+
+.npm
+
+# Optional eslint cache
+
+.eslintcache
+
+# Optional stylelint cache
+
+.stylelintcache
+
+# Microbundle cache
+
+.rpt2_cache/
+.rts2_cache_cjs/
+.rts2_cache_es/
+.rts2_cache_umd/
+
+# Optional REPL history
+
+.node_repl_history
+
+# Output of 'npm pack'
+
+*.tgz
+
+# Yarn Integrity file
+
+.yarn-integrity
+
+# dotenv environment variable files
+
+.env
+.env.development.local
+.env.test.local
+.env.production.local
+.env.local
+
+# parcel-bundler cache (https://parceljs.org/)
+
+.parcel-cache
+
+# Next.js build output
+
+.next
+out
+
+# Nuxt.js build / generate output
+
+.nuxt
+dist
+
+# Gatsby files
+
+# Comment in the public line in if your project uses Gatsby and not Next.js
+
+# https://nextjs.org/blog/next-9-1#public-directory-support
+
+# public
+
+# vuepress build output
+
+.vuepress/dist
+
+# vuepress v2.x temp and cache directory
+
+.temp
+
+# Docusaurus cache and generated files
+
+.docusaurus
+
+# Serverless directories
+
+.serverless/
+
+# FuseBox cache
+
+.fusebox/
+
+# DynamoDB Local files
+
+.dynamodb/
+
+# TernJS port file
+
+.tern-port
+
+# Stores VSCode versions used for testing VSCode extensions
+
+.vscode-test
+
+# yarn v2
+
+.yarn/cache
+.yarn/unplugged
+.yarn/build-state.yml
+.yarn/install-state.gz
+.pnp.*
+
+# IntelliJ based IDEs
+.idea
+
+# Finder (MacOS) folder config
+.DS_Store

backend/Dockerfile

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+# use the official Bun image
+# see all versions at https://hub.docker.com/r/oven/bun/tags
+FROM oven/bun:1 AS base
+WORKDIR /usr/src/app
+
+# install dependencies into temp directory
+# this will cache them and speed up future builds
+FROM base AS install
+RUN mkdir -p /temp/dev
+COPY package.json bun.lockb /temp/dev/
+RUN cd /temp/dev && bun install --frozen-lockfile
+
+# install with --production (exclude devDependencies)
+RUN mkdir -p /temp/prod
+COPY package.json bun.lockb /temp/prod/
+RUN cd /temp/prod && bun install --frozen-lockfile --production
+
+# copy node_modules from temp directory
+# then copy all (non-ignored) project files into the image
+FROM base AS prerelease
+COPY --from=install /temp/dev/node_modules node_modules
+COPY . .
+
+# # [optional] tests & build
+# ENV NODE_ENV=production
+# RUN bun run typecheck
+
+# copy production dependencies and source code into final image
+FROM base AS release
+COPY --from=install /temp/prod/node_modules node_modules
+COPY --from=prerelease /usr/src/app/drizzle ./drizzle
+COPY --from=prerelease /usr/src/app/src ./src
+COPY --from=prerelease /usr/src/app/package.json .
+COPY --from=prerelease /usr/src/app/drizzle.config.ts .
+COPY --from=prerelease /usr/src/app/tsconfig.json .
+
+# run the app
+USER bun
+EXPOSE 3000/tcp
+ENTRYPOINT [ "bun", "run", "src/index.ts" ]

backend/README.md

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+# poap-distributor
+
+To install dependencies:
+
+```bash
+bun install
+```
+
+To run:
+
+```bash
+bun run src/index.ts
+```
+
+This project was created using `bun init` in bun v1.1.34. [Bun](https://bun.sh) is a fast all-in-one JavaScript runtime.

backend/drizzle.config.ts

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+import { defineConfig } from "drizzle-kit";
+
+export default defineConfig({
+    dialect: "sqlite",
+    schema: "./src/db/schema.ts",
+});

backend/drizzle/0000_supreme_gabe_jones.sql

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+CREATE TABLE `links` (
+	`id` integer PRIMARY KEY AUTOINCREMENT NOT NULL,
+	`url` text NOT NULL,
+	`used` integer DEFAULT false
+);

backend/drizzle/meta/0000_snapshot.json

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+{
+  "version": "6",
+  "dialect": "sqlite",
+  "id": "34a4f4db-562d-405f-bc7f-0ed2208242c1",
+  "prevId": "00000000-0000-0000-0000-000000000000",
+  "tables": {
+    "links": {
+      "name": "links",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "integer",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": true
+        },
+        "url": {
+          "name": "url",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "used": {
+          "name": "used",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false,
+          "default": false
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {},
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    }
+  },
+  "views": {},
+  "enums": {},
+  "_meta": {
+    "schemas": {},
+    "tables": {},
+    "columns": {}
+  },
+  "internal": {
+    "indexes": {}
+  }
+}

backend/drizzle/meta/_journal.json

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+{
+  "version": "7",
+  "dialect": "sqlite",
+  "entries": [
+    {
+      "idx": 0,
+      "version": "6",
+      "when": 1731651198038,
+      "tag": "0000_supreme_gabe_jones",
+      "breakpoints": true
+    }
+  ]
+}

backend/package.json

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+{
+    "name": "@poap-distributor/backend",
+    "module": "src/index.ts",
+    "type": "module",
+    "devDependencies": {
+        "@types/bun": "^1.1.13",
+        "drizzle-kit": "^0.28.1",
+        "pino-pretty": "^13.0.0"
+    },
+    "peerDependencies": {
+        "typescript": "^5.0.0"
+    },
+    "dependencies": {
+        "@hono/zod-validator": "^0.4.1",
+        "drizzle-orm": "^0.36.2",
+        "envalid": "^8.0.0",
+        "hono": "^4.6.10",
+        "pino": "^9.5.0",
+        "zod": "^3.23.8"
+    },
+    "scripts": {
+        "dev": "NODE_ENV=development bun run --watch src/index.ts | pino-pretty",
+        "start": "NODE_ENV=production bun run src/index.ts",
+        "typecheck": "tsc --noEmit"
+    }
+}