Add README and Docker compose file

README.md

@@ -0,0 +1,18 @@
+# Firefox Send in Docker compose
+
+### Usage
+- Install Docker with Docker compose
+- Clone repository
+- Run `cp .env.example .env` and configure it (see [example](#example-env))
+- Run `docker-compose up`
+- Visit your domain
+
+### Example .env
+```.env
+# Host to expose Send on
+HOST=myhost
+
+# Configure these to enable automatic LetsEncrypt certificate generation
+LETSENCRYPT_EMAIL=mail@example.org
+LETSENCRYPT_HOST=
+```