Design foundations

- Create a colour palette
- Create a sizing schema for paddings and fonts
- Implement basic form controls
- Create a theme demo page
- Apply the theme to the existing pages.

Still TODO is the final font selection.

snikket_web/__init__.py

@@ -34,5 +34,14 @@ async def home():
     return redirect(url_for('login'))
 
 
+@app.route("/meta/about.html")
+async def about():
+    return await render_template("about.html")
+
+
+@app.route("/meta/demo.html")
+async def demo():
+    return await render_template("demo.html")
+
 from .user import user_bp
 app.register_blueprint(user_bp)