update docs once more

docs/src/content/docs/configuration/reference.md

@@ -158,6 +158,12 @@ Namespaced key of the sound that will play when enchantment blocks a hit.
 
 ## Tunnelling
 
+### affectedBlockTags
+
+- **Type**: [`Block Tags`](/configuration/input-types/#blocks)
+
+List of blocks and block tags that will be affected by the enchantment's mining effect.
+
 ### blocksPerLevel
 
 - **Type**: `int`

docs/src/content/docs/documentation/enchant-list.md

@@ -77,7 +77,8 @@ to handle applying the cooldown group to them yourself.
 **Translation key**: `enchantio.enchantment.tunnelling`
 
 **Description**:
-Mines multiple blocks around initially destroyed block.
+Mines multiple blocks around initially destroyed block. Activates when mining affected block and breaks all the affected
+blocks in a `range x range x 1` pattern.
 
 
 ## Curses