Add blueprints for Ampache, AnythingLLM, Apprise API, and ArangoDB with Docker Compose and metadata

- Added entries in meta.json for Ampache, AnythingLLM, Apprise API, and ArangoDB with detailed descriptions, logos, and relevant links.
- Introduced Docker Compose configurations for each service to facilitate deployment.
- Created template.toml files for each service with default variables for configuration.

blueprints/apprise-api/template.toml

@@ -0,0 +1,8 @@
+[variables]
+main_domain = "${domain}"
+
+[config]
+[[config.domains]]
+serviceName = "apprise-api"
+port = 8000
+host = "${main_domain}"