Final rewordings, postgres.ssl, dark/light icon + dir based titles.

content/4.backend/2.configuration.md

@@ -142,6 +142,13 @@ Log all postgres queries in the console. Useful for debugging issues with the da
 This outputs sensitive, **DO NOT** run it in production.
 ::
 
+### `postgres.ssl`
+
+- Type: `boolean`
+- Default: `false`
+
+Enable SSL for postgres connections. Useful if you're using a hosted postgres database.
+
 ## Cryptography
 
 All configurations related to cryptography.