feat: add license page and version display in templates, update LICENSE file, and enhance footer with license information

Dockerfile

@@ -19,6 +19,7 @@ COPY --from=builder /usr/local/bin /usr/local/bin
 COPY ./app /app/app
 COPY ./frontend /app/frontend
 COPY ./VERSION /app/VERSION
+COPY ./LICENSE /app/LICENSE
 
 # Set Python path explicitly
 ENV PYTHONPATH=/app

LICENSE

@@ -1,4 +1,4 @@
-                                 Apache License
+Apache License
                            Version 2.0, January 2004
                         http://www.apache.org/licenses/
 
@@ -175,18 +175,7 @@
 
    END OF TERMS AND CONDITIONS
 
-   APPENDIX: How to apply the Apache License to your work.
-
-      To apply the Apache License to your work, attach the following
-      boilerplate notice, with the fields enclosed by brackets "[]"
-      replaced with your own identifying information. (Don't include
-      the brackets!)  The text should be enclosed in the appropriate
-      comment syntax for the file format. We also recommend that a
-      file or class name and description of purpose be included on the
-      same "printed page" as the copyright notice for easier
-      identification within third-party archives.
-
-   Copyright [yyyy] [name of copyright owner]
+   Copyright 2025 Christian Krakau-Louis <christian@docunova.org>
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.

app/views/base.py

@@ -15,6 +15,20 @@ from app.config import settings
 templates_dir = Path(__file__).parent.parent.parent / "frontend" / "templates"
 templates = Jinja2Templates(directory=str(templates_dir))
 
+# Customize Jinja2Templates to include app_version in all templates
+original_template_response = templates.TemplateResponse
+
+def template_response_with_version(*args, **kwargs):
+    """Wrapper for TemplateResponse to include version in all templates"""
+    # If context dict is provided, add version to it
+    if len(args) >= 2 and isinstance(args[1], dict):
+        args[1].setdefault("version", settings.version)
+    elif "context" in kwargs and isinstance(kwargs["context"], dict):
+        kwargs["context"].setdefault("version", settings.version)
+    return original_template_response(*args, **kwargs)
+
+templates.TemplateResponse = template_response_with_version
+
 # Set up logging
 logger = logging.getLogger(__name__)
 

app/views/general.py

@@ -33,3 +33,44 @@ def favicon():
         # If favicon doesn't exist, return a 404
         raise HTTPException(status_code=404, detail="Favicon not found")
     return FileResponse(favicon_path)
+
+@router.get("/license", include_in_schema=False)
+async def serve_license(request: Request):
+    """Serve the license page."""
+    # Try multiple possible locations for the license file
+    possible_locations = [
+        Path(__file__).parent.parent.parent / "LICENSE",  # Repository root
+        Path("/app/LICENSE"),  # Docker container path
+        Path.home() / "LICENSE",  # Home directory (fallback)
+    ]
+    
+    license_text = None
+    
+    # Try to read from any of the possible locations
+    for path in possible_locations:
+        try:
+            with open(path, "r") as f:
+                license_text = f.read()
+                break  # File found and read, exit loop
+        except (FileNotFoundError, PermissionError):
+            continue  # Try next location
+    
+    # If license text is still None, use embedded text
+    if license_text is None:
+        license_text = """
+Apache License
+Version 2.0, January 2004
+http://www.apache.org/licenses/
+
+This software is licensed under the Apache License 2.0.
+The full license text could not be located on this system.
+Please visit http://www.apache.org/licenses/LICENSE-2.0 for the complete license text.
+"""
+    
+    return templates.TemplateResponse(
+        "license.html", 
+        {
+            "request": request,
+            "license_text": license_text
+        }
+    )

frontend/templates/base.html

@@ -104,7 +104,8 @@
     <!-- Footer -->
     <footer class="bg-white shadow">
       <div class="max-w-7xl mx-auto px-4 py-4 text-center text-gray-600">
-        &copy; 2025 DocuNova. All rights reserved.
+        DocuNova 2025 - Licensed under <a href="/license" class="text-blue-500 hover:underline">Apache License 2.0</a> - 
+        <span class="text-xs">Version {{ app_version|default(version, true) }}</span>
       </div>
     </footer>
 

frontend/templates/license.html

@@ -0,0 +1,23 @@
+{% extends "base.html" %}
+
+{% block title %}DocuNova - License{% endblock %}
+
+{% block content %}
+<div class="container mx-auto px-4 py-8">
+    <h1 class="text-2xl font-bold mb-4">License Information</h1>
+    
+    <div class="bg-white shadow-md rounded-lg p-6">
+        <h2 class="text-xl font-semibold mb-4">Apache License 2.0</h2>
+        
+        <div class="prose">
+            <pre class="whitespace-pre-wrap text-sm font-mono bg-gray-50 p-4 rounded border overflow-auto max-h-96 mb-4">{{ license_text }}</pre>
+        </div>
+        
+        <p class="mt-4 text-gray-600">
+            DocuNova is distributed under the Apache License 2.0, which is a permissive
+            open-source software license that allows you to use, modify, distribute, and
+            contribute to the project.
+        </p>
+    </div>
+</div>
+{% endblock %}

frontend/templates/version.html

@@ -0,0 +1 @@
+{{ version }}