add delete endpoint

app.py

@@ -43,9 +43,25 @@ def download_file(filename):
     except FileNotFoundError:
         return jsonify({'error': 'File not found'}), 404
 
+@app.route('/delete/<filename>', methods=['DELETE'])
+def delete_file(filename):
+    if 'token' not in request.headers:
+        return jsonify({'error': 'No token supplied'}), 401
+
+    if request.headers['token'] != AUTH_TOKEN:
+        return jsonify({'error': 'Invalid token supplied'}), 401
+
+    path = os.path.join(app.config['UPLOAD_FOLDER'], filename)
+    try:
+        os.remove(path)
+        return jsonify({'success': 'File \'{}\' successfully deleted'.format(filename)})
+    except FileNotFoundError:
+        return jsonify({'error': 'File not found'}), 404
+
 if __name__ == '__main__':
     app.run(debug=True, host='0.0.0.0', port=int(os.environ.get('PORT', 5000)))
 
+
 # Upload
 # touch ../hallowelt && curl -X POST -H "token: myuploadtoken" -F "file=@../hallowelt" http://docker10.grote.lan:5040/upload
 # Download