Adding better docs.

This deploys, works.

Now, to figure out the WWW hosting and see if the admin API is secure.

garage.toml

@@ -1,26 +1,35 @@
 metadata_dir = "/app/data/garage/meta"
 
+# It is possible to define multiple locations
+# Garage will try and smear data across those locations
+# It should be used carefully in a Cloudron context
 # https://garagehq.deuxfleurs.fr/documentation/operations/multi-hdd/
-data_dir = [
-    { path = "/app/data/garage/data", capacity = "1G"  },
-]
+data_dir = "/app/data/garage/data"
 
+# Use SQLite as the metadata engine.
+# This will be stored at /app/data/garage/meta/db.sqlite
 db_engine = "sqlite"
 
+# We are not a cluster
 replication_factor = 1
 
+# The RPC does not want to be exposed publicly.
 rpc_bind_addr = "[::]:3901"
-rpc_public_addr = "127.0.0.1:3901"
+# GARAGE_RPC_PUBLIC_ADDR is considered optional as of v2.1.0.
+# And, given that we are a 1-node cluster... no one should be talking to us.
+# rpc_public_addr = "127.0.0.1:3901"
 rpc_secret_file = "/app/data/garage/rpc-secret"
 
 [s3_api]
 s3_region = "garage"
 api_bind_addr = "[::]:3900"
-root_domain = ".s3.garage.localhost"
+root_domain = ".CLOUDRON_APP_DOMAIN"
 
 [s3_web]
 bind_addr = "[::]:3902"
-root_domain = ".web.garage.localhost"
+# This wants to be set dynamically in the startup.
+# That way, it can grab a Cloudron variable.
+root_domain = ".CLOUDRON_APP_DOMAIN"
 index = "index.html"
 
 # [k2v_api]