return {'type': 'ir.actions.act_url',
        'url': '/linkedin/post',
        'target': 'self',
        'context': {
            'res_id': self.id
        },
        }

@http.route('/linkedin/post', csrf=False)
def post_to_linkedin(self, **kwargs):
    # record_id = int(kwargs.get('res_id'))
    res_id = kwargs.get('res_id')

i want to get id in controller but kwargs is empty how to get that 
note: i dont want to pass that in url , help me with this guys.