No description
Find a file
Tronax 97583340a4
Refactor: Require active server connection for sharing and joining lists
- ListDetailScreen: hide Share action icon when not connected to a server (isLoggedIn == false)
- ListsScreen: show informative prompt dialog if user attempts to join a list without active server connection
- ListDetailViewModel: expose sessionManager to check auth state cleanly
- ADB reinstall & launch verified 
2026-08-05 20:40:08 +02:00
android Refactor: Require active server connection for sharing and joining lists 2026-08-05 20:40:08 +02:00
backend Feature: Shared lists & Invite Code invitation mechanism 2026-08-05 20:36:43 +02:00
deploy Backend Phase C: Sync-Kern + Caddy behind-proxy 2026-08-05 19:56:05 +02:00
docs Phase F: NetworkMonitor, offline banner, README & architecture docs 2026-08-05 20:14:04 +02:00
.gitignore Backend Phase A: foundation, migrations, Docker setup 2026-08-05 15:14:37 +02:00
AGENTS.md Phase F: NetworkMonitor, offline banner, README & architecture docs 2026-08-05 20:14:04 +02:00
README.md Phase F: NetworkMonitor, offline banner, README & architecture docs 2026-08-05 20:14:04 +02:00

Mitbringsl 🛒

Local-First Einkaufslisten-App (Bring-Alternative, werbefrei & datensparsam).

Mitbringsl ist eine moderne, schnelle und werbefreie Einkaufslisten-App mit Local-First Synchronization. Die App funktioniert vollständig offline und synchronisiert Änderungen automatisch, sobald eine Verbindung besteht — ohne Datenverlust oder Konflikte.


🌟 Highlights & Features

  • 📱 Android App: Kotlin 2.x, Jetpack Compose Material 3, Room, Hilt, WorkManager.
  • Local-First Sync Engine: Hybrid Logical Clock (HLC), append-only op_log, Last-Write-Wins (LWW) Projektionen, Idempotente Push/Pull-Algorithmen.
  • 🔐 Datenschutz & Auth: Argon2id Passwort-Hashing, opaque Session-Tokens, OIDC-Unterstützung (Google & eigene IdPs).
  • 🚀 Go Backend: Stdlib net/http Routing (Go 1.26), PostgreSQL 16 (pgxpool), pg_trgm Fuzzy Autocomplete.
  • 🛡️ Deployment: Multi-Stage Docker Container, Caddy Reverse Proxy mit automatischem HTTPS / Standalone & Behind-Proxy Modi.

🏗️ Repository-Struktur

mitbringsl/
├── backend/            # Go REST API Backend
│   ├── cmd/            # Server & Migrate Binaries
│   ├── internal/       # Auth, Sync (HLC), Store (pgx), HTTP API
│   ├── migrations/     # SQL Migrationen (iofs-embedded)
│   └── Dockerfile      # Multi-Stage Build (golang:1.26 -> distroless)
├── android/            # Android Kotlin + Compose App
│   ├── app/src/        # Room DB, Retrofit API, WorkManager, Hilt, Compose UI
│   └── build.gradle.kts
├── deploy/             # Docker Compose & Caddy Setup
│   ├── docker-compose.yml
│   ├── Caddyfile / Caddyfile.behind-proxy
│   └── .env.example
└── docs/               # Architektur- & Protokoll-Dokumentation
    ├── ARCHITECTURE.md # Gesamtarchitektur & Systemdesign
    ├── SYNC.md         # Sync-Protokoll & HLC-Spezifikation
    └── API.md          # REST API Dokumentation

🚀 Quickstart: Backend & Stack lokal starten

1. Backend lokal bauen & testen

cd backend
go build ./...
go vet ./...
go test ./...

2. Stack per Docker Compose starten

cd deploy
cp .env.example .env
# Passwörter in .env anpassen
docker compose up -d --build

📱 Android App bauen

cd android
./gradlew assembleDebug
./gradlew test

📖 Dokumentation

  • ARCHITECTURE.md Architektur & Systemdesign
  • SYNC.md Synchronisationsprotokoll & HLC-Spezifikation
  • API.md REST API Endpoint-Referenz
  • AGENTS.md Projektstand & Architekturentscheidungen für KI-Agenten

📄 Lizenz

MIT License