Add Barrage blueprint with Docker Compose and configuration files

- Introduced Docker Compose setup for Barrage service, including environment variables and port configuration.
- Added logo for Barrage.
- Created template.toml for Barrage with default variables for configuration.
- Updated meta.json to include Barrage with detailed description, logo, and relevant links.

blueprints/barrage/template.toml

@@ -0,0 +1,15 @@
+[variables]
+main_domain = "${domain}"
+
+[config]
+[[config.domains]]
+serviceName = "barrage"
+port = 3000
+host = "${main_domain}"
+
+[config.env]
+NEXTAUTH_SECRET = "${base64}"
+NEXTAUTH_URL = "http://${main_domain}"
+DELUGE_URL = "http://your-deluge-ip:8112"
+DELUGE_PASSWORD = "${password:16}"
+BARRAGE_PASSWORD = "${password:16}"