Add banner SVG and modernize README headers

- Add assets/banner.svg (band-aid/plaster motif, 1200x340 SVG)
- Prepend banner image to README.md and README.de.md with modern header layout
- Add 1-line tagline and additional badges (Python, License, Platform)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: Lukas Geiger

README.de.md

@@ -1,8 +1,13 @@
+<img src="assets/banner.svg" width="100%" alt="CareCenter for Codex — Codex-App gesund halten" />
+
 # CareCenter for Codex
 
-[![CareCenter tests](https://github.com/dev-bricks/CareCenter-for-Codex/actions/workflows/tests.yml/badge.svg)](https://github.com/dev-bricks/CareCenter-for-Codex/actions/workflows/tests.yml)
+> Inoffizielles lokales Windows-Tray- und CLI-Werkzeug, das die OpenAI-Codex-Desktop-App gesund hält — repariert fehlgeschlagene Starts, entfernt hängende Reste und wartet die SQLite-Logdatenbank sicher. Vollständig offline, keine Telemetrie.
 
-CareCenter for Codex ist ein inoffizielles lokales Windows-Tray- und CLI-Werkzeug, das die OpenAI-Codex-Desktop-App gesund hält. Es repariert fehlgeschlagene Starts, entfernt hängende Reste und wartet Codex' lokale SQLite-Logdatenbank sicher. Alles läuft offline und ohne Telemetrie.
+[![CareCenter tests](https://github.com/dev-bricks/CareCenter-for-Codex/actions/workflows/tests.yml/badge.svg)](https://github.com/dev-bricks/CareCenter-for-Codex/actions/workflows/tests.yml)
+[![Python](https://img.shields.io/badge/Python-3.12+-blue.svg)](https://www.python.org/)
+[![Lizenz](https://img.shields.io/badge/Lizenz-MIT-yellow.svg)](LICENSE)
+[![Plattform](https://img.shields.io/badge/Plattform-Windows-lightgrey.svg)](https://github.com/dev-bricks/CareCenter-for-Codex)
 
 Englische Dokumentation: [README.md](README.md)
 

README.md

@@ -1,8 +1,13 @@
+<img src="assets/banner.svg" width="100%" alt="CareCenter for Codex — Keep your Codex app healthy" />
+
 # CareCenter for Codex
 
-[![CareCenter tests](https://github.com/dev-bricks/CareCenter-for-Codex/actions/workflows/tests.yml/badge.svg)](https://github.com/dev-bricks/CareCenter-for-Codex/actions/workflows/tests.yml)
+> Unofficial Windows tray & CLI utility that keeps the OpenAI Codex desktop app healthy — repairs failed starts, removes hung leftovers, and safely maintains the local SQLite log database. Fully offline, no telemetry.
 
-CareCenter for Codex is an unofficial local Windows tray and CLI utility for keeping the OpenAI Codex desktop app healthy. It repairs failed starts, removes hung leftovers, and safely maintains Codex's local SQLite log database. Everything runs offline and without telemetry.
+[![CareCenter tests](https://github.com/dev-bricks/CareCenter-for-Codex/actions/workflows/tests.yml/badge.svg)](https://github.com/dev-bricks/CareCenter-for-Codex/actions/workflows/tests.yml)
+[![Python](https://img.shields.io/badge/Python-3.12+-blue.svg)](https://www.python.org/)
+[![License](https://img.shields.io/badge/License-MIT-yellow.svg)](LICENSE)
+[![Platform](https://img.shields.io/badge/Platform-Windows-lightgrey.svg)](https://github.com/dev-bricks/CareCenter-for-Codex)
 
 German documentation: [README.de.md](README.de.md)