Added key for auth & commented everything

cmd/config.toml

@@ -1,17 +1,30 @@
 [auth]
+# JWT encoding key
+key = "a key"
+# Disable registration
 disabled = false
 
 [server]
+# Listener address
 address = "127.0.0.1:8080"
+# Read & write timeout
+# Warning: Too high can 
+# cause a slowloris attack
 read_timeout = 10
 write_timeout = 10
 
 [database]
+# Supported drivers:
+# sqlite3
 driver = "sqlite3"
+# URL (For sqlite, use the path)
 url = "gopay.db"
+# Max connections
 max = 30
+# Max idle connections
 idle = 30
 
 [log]
+# Level for database and server
 # https://pkg.go.dev/github.com/rs/zerolog#Level
 level = "debug"