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apocapoc-api/README.md
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david 8d631f8fab Improve README SEO and increase test coverage to 50%
Optimized README for better discoverability with keywords: api, habits, self-hosted. Consolidated content to reduce redundancy while maintaining clarity.

Added comprehensive test coverage across multiple layers:
- Infrastructure: bcrypt hashing, JWT tokens, configuration validation
- Application commands: user deletion, password reset, token revocation, email verification
- Application queries: login, token refresh
- Domain entities: refresh tokens, password reset tokens

Coverage increased from 42.5% to 50.8% with meaningful business logic tests.

Fixed integration test handler initialization with correct parameters.
2025-11-28 17:59:39 +01:00

5.3 KiB

Apocapoc API - Self-Hosted Habit Tracker

Lightweight REST API for habit tracking built with Go. Designed for developers who want full control over their data without relying on third-party services. Deploy in minutes with Docker and start building your own productivity tools.

Docker Go Version License

Table of Contents

Features

  • Multiple habit types: Boolean (daily check-ins), Counter (track numbers), Value (measurements)
  • Flexible scheduling: Daily, Weekly, Monthly with custom day selection
  • Statistics endpoints: Streaks, completion rates, and progress tracking
  • Complete history: Full audit trail of all interactions
  • Easy deployment: Single Docker container or binary with embedded SQLite
  • Security: JWT authentication, rate limiting, optional email verification
  • Registration modes: Open or closed for controlled access
  • Interactive docs: Built-in Swagger UI for testing endpoints

Quick Start

  1. Create a docker-compose.yml file:
services:
  api:
    image: ghcr.io/davidfolch/apocapoc-api:latest
    ports:
      - "8080:8080"
    environment:
      - DB_PATH=/data/apocapoc.db
      - PORT=8080
      - APP_URL=http://localhost:8080
      - JWT_SECRET=YOUR_SECRET_HERE
      - JWT_EXPIRY=1h
      - REFRESH_TOKEN_EXPIRY=7d
      - DEFAULT_TIMEZONE=UTC
      - REGISTRATION_MODE=open
      # Email configuration (optional)
      # - SMTP_HOST=smtp.example.com
      # - SMTP_PORT=587
      # - SMTP_USER=your-email@example.com
      # - SMTP_PASSWORD=your-password
      # - SMTP_FROM=noreply@example.com
      # - SUPPORT_EMAIL=contact@apocapoc.app
      # - SEND_WELCOME_EMAIL=false
    volumes:
      - habit-data:/data
    restart: unless-stopped

volumes:
  habit-data:
  1. Important: Replace YOUR_SECRET_HERE with a secure random string for JWT_SECRET

  2. Start the service:

docker-compose up -d

API available at http://localhost:8080

Image tags:

  • latest: Stable release (recommended)
  • 1, 1.0, 1.0.0: Specific versions
  • edge: Development build (unstable)

Configuration:

Required:

  • JWT_SECRET: Long random string (required)
  • DB_PATH: Database path (default: ./data/apocapoc.db)

Application:

  • PORT: HTTP port (default: 8080)
  • APP_URL: Public URL for email links
  • DEFAULT_TIMEZONE: e.g., UTC, Europe/Madrid

Authentication:

  • JWT_EXPIRY: e.g., 1h, 24h
  • REFRESH_TOKEN_EXPIRY: e.g., 7d, 168h
  • REGISTRATION_MODE: open or closed

Email (optional):

  • SMTP_HOST, SMTP_PORT, SMTP_USER, SMTP_PASSWORD, SMTP_FROM
  • SUPPORT_EMAIL: Default contact@apocapoc.app
  • SEND_WELCOME_EMAIL: true/false

Without SMTP config, users are auto-verified.

Using the binary

  1. Download from GitHub Releases
  2. Extract: tar -xzf apocapoc-api_*_linux_amd64.tar.gz
  3. Configure: cp .env.example .env (edit as needed)
  4. Run: ./apocapoc-api

API available at http://localhost:8080

Note: Linux only (amd64/arm64). Use Docker for other platforms.

Development

Prerequisites: Go 1.23+, SQLite, Docker (optional)

With Docker:

cp docker-compose.example.yml docker-compose.yml
docker-compose up --build

With Go:

cp .env.example .env
go run cmd/api/main.go

API runs on http://localhost:8080

Use Cases

Perfect for:

  • Custom mobile/web apps: Build your own interface without backend complexity
  • Personal dashboards: Integrate with Grafana, Nextcloud, or Home Assistant
  • Automation workflows: Connect to n8n, Zapier, or custom scripts
  • Privacy-focused teams: Keep sensitive productivity data on your infrastructure
  • API learning projects: Clean architecture with real-world examples
  • Offline-first tools: SQLite backend works without cloud dependencies

API Documentation

Access the interactive Swagger UI at http://localhost:8080/api/v1/docs

Includes endpoint reference, schemas, authentication examples, and live testing.

Architecture

This project follows hexagonal (ports & adapters) architecture:

  • domain/: Core business logic and entities
  • application/: Use cases (commands & queries)
  • infrastructure/: External adapters (database, HTTP, etc.)
  • shared/: Common utilities and errors

Support

Keywords

habit-tracker habit-tracking rest-api self-hosted golang api habits productivity docker sqlite hexagonal-architecture clean-architecture habit-tracker-api self-hosted-api personal-analytics privacy open-source

License

MIT