Add option to disable displaying the sender app's name

Fix default branch name

Fix default branch name

Fix default branch name

Add Drone CI config

Add readme file

Add response compatibility with other gateways

Update example device name

Add volume for persistence

Reorganize Dockerfile for better layer caching

Prune unused imports from copypaste

Implement token and multiple room handling

Customizable unicode formatting

Working webhook server with customizable message formatting

Improve environment handling for local env