Add Impressum and QR code management templates

- Created a new Impressum page with legal information and contact details.
- Developed admin link page for linking QR codes to events with form functionality.
- Implemented QR code dashboard for managing QR code sets, including creation and quick actions.
- Added detailed view for QR code sets, allowing addition of QR codes and management actions.
- Introduced static file serving for favicon and related images.
- Established views for static content pages (about, contact, privacy, terms).
- Implemented translation management scripts for compiling and updating translations.

app/views/pages.py

@@ -0,0 +1,46 @@
+#!/usr/bin/env python3
+"""
+Router for static content pages like about, contact, privacy, and terms.
+"""
+from fastapi import APIRouter, Request
+from fastapi.responses import HTMLResponse
+from ..templates_config import templates
+from datetime import datetime
+
+router = APIRouter()
+
+@router.get("/", response_class=HTMLResponse)
+def index(request: Request):
+    """Home page."""
+    return templates.TemplateResponse("index.html", {
+        "request": request, 
+        "now": datetime.now
+    })
+
+@router.get("/about", response_class=HTMLResponse)
+def about(request: Request):
+    """About page."""
+    return templates.TemplateResponse("about.html", {
+        "request": request
+    })
+
+@router.get("/contact", response_class=HTMLResponse)
+def contact(request: Request):
+    """Contact page."""
+    return templates.TemplateResponse("contact.html", {
+        "request": request
+    })
+
+@router.get("/privacy", response_class=HTMLResponse)
+def privacy(request: Request):
+    """Privacy policy page."""
+    return templates.TemplateResponse("privacy.html", {
+        "request": request
+    })
+
+@router.get("/terms", response_class=HTMLResponse)
+def terms(request: Request):
+    """Terms and conditions page."""
+    return templates.TemplateResponse("terms.html", {
+        "request": request
+    })