Update routes

src/anonchat/admin_routes.py

@@ -17,10 +17,19 @@ def admin_required(f):
     return decorated_function
 
 @app.route('/admin', methods=['GET'])
-def admin_login():
-    return render_template('admin_login.html')
+def admin():
+    if is_admin():
+        return redirect(url_for('admin_dashboard'))
+    return redirect(url_for('admin_login'))
 
-@app.route('/admin', methods=['POST'])
+@app.route('/admin/login', methods=['GET'])
+def admin_login_get():
+    next_page = request.args.get('next') or url_for('admin_dashboard')
+    if is_admin():
+        return redirect(next_page)
+    return render_template('admin_login.html', next=next_page)
+
+@app.route('/admin/login', methods=['POST'])
 @limiter.limit("1 per minute", deduct_when=lambda response: not is_admin())
 @limiter.limit("10 per hour")
 def admin_login_post():