content(creation): the eleven origin fragments

race.fragment + calling.fragment compose the DM origin panel on the creation
screen. Authored prose, not stubs — this is the first sentence the player reads.
Parity-tested: a missing or empty fragment fails the suite.

content/world/callings/hedge_mage.json

@@ -1 +1 @@
-{ "id": "hedge_mage", "name": "Hedge-Mage", "blurb": "No tower took you. What you know, you got from a book you should not have had and a teacher who is not alive to confirm it." }
+{ "id": "hedge_mage", "name": "Hedge-Mage", "blurb": "No tower took you. What you know, you got from a book you should not have had and a teacher who is not alive to confirm it.", "fragment": "what you know came out of a stolen book, and there is no one left to tell you what you got wrong." }