mirror of
https://github.com/nicetry247/offlineacademy.git
synced 2026-07-26 11:58:44 +00:00
39544c57ce
Updated subtitle filename matching patterns and local development port.
609 lines
16 KiB
Markdown
609 lines
16 KiB
Markdown
<p align="center">
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<img src="docs/assets/offline-academy-banner.png" alt="OfflineAcademy — Your Personal Offline Learning Center" />
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</p>
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# OfflineAcademy
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<p align="center">
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<strong>A self-hosted, LAN-first video course library for private learning.</strong>
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</p>
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<p align="center">
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Turn a local folder of course videos into a clean learning dashboard with progress tracking, bookmarks, tags, categories, and optional AI-generated quizzes.
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</p>
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<p align="center">
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<img alt="Next.js" src="https://img.shields.io/badge/Next.js-14-black?logo=nextdotjs" />
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<img alt="React" src="https://img.shields.io/badge/React-18-61DAFB?logo=react&logoColor=black" />
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<img alt="TypeScript" src="https://img.shields.io/badge/TypeScript-5-3178C6?logo=typescript&logoColor=white" />
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<img alt="Prisma" src="https://img.shields.io/badge/Prisma-SQLite-2D3748?logo=prisma" />
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<img alt="Docker" src="https://img.shields.io/badge/Docker-ready-2496ED?logo=docker&logoColor=white" />
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<a href="https://ko-fi.com/nicetry247" target="_blank" rel="noopener noreferrer">
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<img alt="Donate on Ko-fi" src="https://img.shields.io/badge/Donate-Ko--fi-FF5E5B?logo=kofi&logoColor=white" />
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</a>
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</p>
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---
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## Table of Contents
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- [Why OfflineAcademy?](#why-offlineacademy)
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- [Feature Highlights](#feature-highlights)
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- [Screenshots](#screenshots)
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- [Tech Stack](#tech-stack)
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- [Quick Start: Docker Hub](#quick-start-docker-hub)
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- [Other Deployment Options](#other-deployment-options)
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- [CI/CD Automation](#cicd-automation)
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- [Configuration](#configuration)
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- [Course Folder Structure](#course-folder-structure)
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- [Data & Persistence](#data--persistence)
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- [Updating](#updating)
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- [Backup](#backup)
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- [Security Notes](#security-notes)
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- [Support the Project](#support-the-project)
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- [License](#license)
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- [Changelog](#changelog)
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---
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## Why OfflineAcademy?
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Most online course platforms assume cloud storage, user accounts, subscriptions, and constant internet access. OfflineAcademy is built for a different workflow:
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- You already have course videos stored locally.
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- You want a clean interface to browse, watch, and resume lessons.
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- You want progress tracking without uploading your learning data anywhere.
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- You want a private LAN app that works from your desktop, laptop, tablet, or phone.
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- You want optional quiz practice without turning the app into a cloud product.
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OfflineAcademy is designed for **single-user local/LAN deployments**: home servers, NAS boxes, mini PCs, Docker hosts, homelabs, and personal workstations.
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---
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## Feature Highlights
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### Course Library
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- Scan a local course directory and build a browsable library.
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- Display course cards with progress, metadata, tags, categories, and quick actions.
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- Pin/favorite important courses.
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- Rename courses from the UI.
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- **Delete from library** to hide/archive without deleting files.
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- **Delete from disk** when you intentionally want to remove course files.
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- Unified action menus across dashboard and course pages.
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### Video Learning Experience
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- Browser-based playback for local video files.
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- Resume playback from the last watched position.
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- Track lesson progress automatically.
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- Continue watching card for the most recent lesson.
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- Mobile-friendly controls and responsive layout.
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- Playback speed controls.
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- Fullscreen and picture-in-picture support where supported by the browser.
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- Keyboard shortcuts overlay.
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### Bookmarks & Learning Notes
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- Bookmark lessons for later review.
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- Store bookmark notes alongside lessons.
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- Revisit saved moments without hunting through folders manually.
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### Course Organization
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- Add custom tags to courses.
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- Add categories to courses.
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- Filter and search the course library.
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- Keep all organization metadata local to the app/database.
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### AI Quiz Practice
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- Generate module-level practice quizzes.
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- Supports QuizAPI and The Trivia API.
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- Per-video quiz topic overrides.
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- Clear or regenerate quizzes from course actions.
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- Smart skip logic for low-value quiz targets:
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- introductions
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- footnotes
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- appendices
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- bonus lectures
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- modules without useful quiz topics
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- Graceful fallback handling when providers rate-limit or lack matching categories.
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### Offline & Local-First Design
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- No accounts.
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- No user profiles.
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- No required cloud storage.
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- Local SQLite database via Prisma.
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- Offline-capable PWA behavior through service worker caching.
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- Machine-scoped settings from the app UI.
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### Deployment-Friendly
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- Docker Hub image for the fastest install.
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- Docker Compose support for repeatable local/LAN deployment.
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- Local Node.js deployment for development or customization.
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- Portable folder mounts for courses and database.
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- Suitable for trusted LAN/homelab environments.
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---
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## Screenshots
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### Dashboard
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Browse courses, continue the most recent lesson, filter your library, and see learning stats at a glance.
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### Course Page
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View course progress, modules, lessons, and quick actions from a focused course detail page.
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### Watch Page
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Watch lessons with progress tracking, course navigation, and bookmark notes in one place.
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### Settings
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Configure the course directory, quiz provider, auto-fetch behavior, and API key from the local settings page.
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---
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## Tech Stack
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```text
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Frontend Next.js 14, React 18, TypeScript
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Styling Tailwind CSS, Radix UI
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Database SQLite
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ORM Prisma
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Runtime Node.js
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Deploy Docker Hub / Docker Compose recommended; local Node.js supported
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```
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---
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## Quick Start: Docker Hub
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Docker is the recommended way to run OfflineAcademy.
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It avoids local Node.js setup, uses the published image, and keeps your courses and database safely mounted outside the container.
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### Prerequisites
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- Docker
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- Docker Compose
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- A folder containing your course videos
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### 1. Create an app folder
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```bash
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mkdir -p offlineacademy/My_Courses offlineacademy/prisma_data
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cd offlineacademy
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```
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### 2. Download the Docker Compose file and environment template
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```bash
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curl -fsSL -o docker-compose.yml https://raw.githubusercontent.com/nicetry247/offlineacademy/main/docker-compose.hub.yml
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curl -fsSL -o .env https://raw.githubusercontent.com/nicetry247/offlineacademy/main/.env.example
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```
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### 3. Start OfflineAcademy
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```bash
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docker compose up -d
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```
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Open:
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```text
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http://localhost:6969
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```
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For another device on your LAN, replace `localhost` with your server IP:
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```text
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http://YOUR_SERVER_IP:6969
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```
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### Docker Hub Image
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OfflineAcademy is published on Docker Hub:
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```text
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https://hub.docker.com/r/nicetry247/offlineacademy
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```
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Available tags:
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```text
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nicetry247/offlineacademy:latest
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nicetry247/offlineacademy:1.0.0
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```
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Direct pull:
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```bash
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docker pull nicetry247/offlineacademy:latest
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```
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---
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## Other Deployment Options
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### Build locally from source with Docker
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Use this if you want to modify the app and build your own image locally.
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```bash
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git clone https://github.com/nicetry247/offlineacademy.git
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cd offlineacademy
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cp .env.example .env
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mkdir -p My_Courses prisma_data
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docker compose up --build -d
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```
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The source-build Compose file uses the same runtime layout as the Docker Hub deployment:
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```yaml
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ports:
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- "6969:6767"
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environment:
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DATABASE_URL: file:/app/prisma/data/dev.db
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COURSES_ROOT: /app/My_Courses
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NEXT_PUBLIC_APP_URL: http://localhost:6969
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volumes:
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- ./My_Courses:/app/My_Courses
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- ./prisma_data:/app/prisma/data
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```
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The `prisma_data` directory safely persists the SQLite database. The container creates and manages `dev.db` inside `/app/prisma/data`, so users do not need to pre-create an empty database file.
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### Local Node.js development
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Use this for development, debugging, or source-level customization.
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#### Prerequisites
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- Node.js 18+ recommended
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- npm
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- A folder containing your course videos
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#### 1. Clone the repository
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```bash
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git clone https://github.com/nicetry247/offlineacademy.git
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cd offlineacademy
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```
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#### 2. Create your environment file
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```bash
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cp .env.example .env
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```
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Edit `.env` if needed:
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```env
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DATABASE_URL="file:/app/prisma/data/dev.db"
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COURSES_ROOT="/app/My_Courses"
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NEXT_PUBLIC_APP_URL="http://localhost:6969"
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QUIZAPI_KEY=""
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```
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For non-Docker local Node.js development, use paths that exist on your local machine, such as `DATABASE_URL="file:./prisma/dev.db"` and `COURSES_ROOT="./My_Courses"`.
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#### 3. Install dependencies
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```bash
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npm ci
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```
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#### 4. Prepare the database
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```bash
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npx prisma generate
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npx prisma db push
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```
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#### 5. Add courses
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```bash
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mkdir -p My_Courses
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```
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Place your course folders inside `My_Courses`.
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#### 6. Build and run
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```bash
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npm run build
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npx next start -p 6969
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```
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### Custom Course Folder, NAS, or USB Drive
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Courses should live outside the Docker image. Docker maps a host folder into the container using this pattern:
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```text
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HOST_PATH:CONTAINER_PATH
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```
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The container path should stay:
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```text
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/app/My_Courses
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```
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For the default local folder, use:
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```yaml
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volumes:
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- ./My_Courses:/app/My_Courses
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- ./prisma_data:/app/prisma/data
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```
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For a NAS, USB datastore, or other external drive, change only the left side of the course mount:
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```yaml
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volumes:
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- /path/to/your/courses:/app/My_Courses
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- ./prisma_data:/app/prisma/data
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```
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More examples:
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```yaml
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# Linux
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- /mnt/media/courses:/app/My_Courses
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# macOS
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- /Users/you/Videos/Courses:/app/My_Courses
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# Windows with Docker Desktop
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- C:/Users/you/Videos/Courses:/app/My_Courses
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```
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Keep the app's internal course setting at the container path:
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```text
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/app/My_Courses
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```
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This lets Docker handle the host-to-container translation while OfflineAcademy always scans the same internal path.
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### Publishing to Docker Hub
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Maintainers can publish manually if needed:
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```bash
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docker login
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docker build --no-cache -t nicetry247/offlineacademy:latest .
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docker tag nicetry247/offlineacademy:latest nicetry247/offlineacademy:1.0.0
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docker push nicetry247/offlineacademy:latest
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docker push nicetry247/offlineacademy:1.0.0
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```
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---
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## CI/CD Automation
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OfflineAcademy includes a GitHub Actions workflow for automated Docker publishing:
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```text
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.github/workflows/docker-build.yml
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```
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When changes are pushed to the `main` branch, the workflow builds the standalone Next.js Docker image and pushes it directly to Docker Hub:
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```text
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nicetry247/offlineacademy
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```
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Version tags are supported too. Cutting a tag such as:
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```text
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v1.0.0
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```
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publishes the matching Docker image tag alongside `latest`. This keeps the public Docker Hub image aligned with the source repository without requiring manual release builds.
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---
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## Configuration
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| Variable | Required | Purpose | Example |
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|---|---:|---|---|
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| `DATABASE_URL` | Yes | SQLite database path inside the container | `file:/app/prisma/data/dev.db` |
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| `COURSES_ROOT` | Yes | Course folder path inside the container | `/app/My_Courses` |
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| `NEXT_PUBLIC_APP_URL` | Recommended | Public app URL used by metadata and links | `http://localhost:6969` |
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| `QUIZAPI_KEY` | Optional | QuizAPI key for quiz generation | `qa_...` |
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Settings can also be managed inside the app at:
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```text
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/settings
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```
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---
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## Course Folder Structure
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OfflineAcademy works best when courses are organized as folders containing module folders and video files.
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```text
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My_Courses/
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└── Example Course/
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├── 01 - Introduction/
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│ └── 01 - Welcome.mp4
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├── 02 - Core Concepts/
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│ ├── 01 - Lesson One.mp4
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│ ├── 01 - Lesson One.en.vtt
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│ ├── 01 - Lesson One.es.vtt
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│ ├── 01 - Lesson One.ja.vtt
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│ └── 02 - Lesson Two.mp4
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└── 03 - Practice/
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└── 01 - Lab Walkthrough.mp4
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```
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Supported video extensions include common browser-playable formats such as `.mp4`, plus additional local media formats depending on browser support.
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### Subtitles
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OfflineAcademy supports subtitle files stored beside the matching video. `.vtt` files are served directly; `.srt` files are detected and converted to browser-compatible WebVTT when served to the video player.
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Single subtitle track:
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```text
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01 - Lesson.mp4
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01 - Lesson.vtt
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```
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Multiple language tracks:
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```text
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01 - Lesson.mp4
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01 - Lesson.en.vtt
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01 - Lesson.es.vtt
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01 - Lesson.ja.vtt
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01 - Lesson.fil.vtt
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```
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Language suffixes become selectable tracks in the video player settings menu. Examples: `en`, `es`, `fr`, `ja`, `fil`, `zh-CN`, `pt-BR`.
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---
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## Data & Persistence
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OfflineAcademy stores app data locally.
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```text
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SQLite database prisma_data/dev.db
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Course files My_Courses/ or your configured host course mount
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Environment .env
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Quiz cache Course/module folders when generated
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```
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Important user data:
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- watch progress
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- bookmarks
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- bookmark notes
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- course metadata
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- tags and categories
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- quiz records/cache
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- local app settings
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---
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## Updating
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### Local Node.js
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```bash
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git pull
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npm ci
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npx prisma generate
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npx prisma db push
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npm run build
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npx next start -p 6969
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```
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### Docker
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```bash
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git pull
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docker compose up --build -d
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```
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---
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## Backup
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Back up these items regularly:
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```text
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prisma_data/dev.db Main SQLite database
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.env Local configuration and optional API key
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My_Courses/ Your source course library, if not backed up elsewhere
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```
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A simple backup can be as easy as copying `prisma_data/dev.db` somewhere safe before updates.
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---
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## Security Notes
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OfflineAcademy is designed for trusted local networks and personal/homelab use.
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Before exposing it to the public internet, add:
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- HTTPS
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- reverse proxy authentication
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- network access controls
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- regular database backups
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- careful handling of `.env` and API keys
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Do not commit `.env`, local databases, course files, or private API keys.
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---
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## Support the Project
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|
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<p align="center">
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<a href="https://ko-fi.com/nicetry247" target="_blank" rel="noopener noreferrer">
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<img src="docs/assets/kofi-fire.gif" alt="Support OfflineAcademy on Ko-fi" width="96" />
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</a>
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</p>
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<p align="center">
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<strong>If OfflineAcademy saves you time, feeds your homelab brain, or keeps your course chaos under control, consider fueling the next round.</strong><br />
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<a href="https://ko-fi.com/nicetry247" target="_blank" rel="noopener noreferrer"><strong>Support OfflineAcademy on Ko-fi →</strong></a>
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</p>
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---
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## License
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OfflineAcademy is released under the **MIT License**.
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You are free to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the software, subject to the terms of the MIT License.
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See [`LICENSE`](LICENSE) for the full license text.
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---
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## Changelog
|
|
|
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### v1.0.2 — Subtitle & Analytics Polish
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This release focuses on making OfflineAcademy smoother for real course libraries, especially Udemy-style folders with external subtitle files.
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#### Added
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- Multi-language subtitle support for local course videos.
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- SRT and VTT subtitle detection during course scans.
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- Visible subtitle controls in the video player when tracks are available.
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- Support for multiple subtitle tracks per lesson, such as English and Persian.
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#### Fixed
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- Same-folder subtitle imports for files stored outside the app container and mounted into the course library.
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- Subtitle filename matching for common Udemy-style exports, including patterns like `-english-test.us.srt` and `-persian-test.us.srt`.
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- Lesson API subtitle ordering so tracks load consistently in the player.
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- Analytics page data loading by reading analytics directly on the server instead of relying on a fragile internal fetch.
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#### Improved
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- Course scanning now better handles real-world course folder layouts.
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- Subtitle files are served as browser-compatible `text/vtt`, including converted SRT files.
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- Local development workflow was verified on port `6969` after cache cleanup and rebuild.
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