Initial commit: Notes Manager App (notes.braetter-int.de)

- Python/Flask Backend
- SQLAlchemy Models (notes, tasks, templates, users)
- Gunicorn + Nginx Deploy-Konfiguration
- Static Assets (CSS/JS)
- Jinja2 Templates

app/templates/login.html

@@ -0,0 +1,26 @@
+{% extends 'base.html' %}
+{% block title %}Anmelden – NotesManager{% endblock %}
+{% block content %}
+<div class="login-wrapper">
+    <div class="login-card">
+        <div class="card">
+            <div class="card-body p-4 p-sm-5">
+                <div class="login-logo" aria-hidden="true">N</div>
+                <h1 class="h4 text-center mb-1">NotesManager</h1>
+                <p class="text-muted text-center small mb-4">Bitte melde dich an, um fortzufahren.</p>
+                <form method="post" novalidate>
+                    <div class="mb-3">
+                        <label for="username" class="form-label">Benutzername</label>
+                        <input id="username" name="username" class="form-control" autocomplete="username" required autofocus>
+                    </div>
+                    <div class="mb-4">
+                        <label for="password" class="form-label">Passwort</label>
+                        <input id="password" name="password" type="password" class="form-control" autocomplete="current-password" required>
+                    </div>
+                    <button class="btn btn-primary w-100" type="submit">Anmelden</button>
+                </form>
+            </div>
+        </div>
+    </div>
+</div>
+{% endblock %}