chore: initialize Gitea v1.27.2 fork

Includes direct password setup links in registration emails.

Assisted-by: Codex:GPT-5

models/fixtures/action_runner_token.yml

@@ -0,0 +1,37 @@
+-
+  id: 1 # instance scope
+  token: xeiWBL5kuTYxGPynHCqQdoeYmJAeG3IzGXCYTrDX
+  owner_id: 0
+  repo_id: 0
+  is_active: 1
+  created: 1695617748
+  updated: 1695617748
+
+-
+  id: 2 # user scope and can't be used
+  token: vohJB9QcZuSv1gAXESTk2uqpSjHhsKT9j4zYF84x
+  owner_id: 1
+  repo_id: 0
+  is_active: 0
+  created: 1695617749
+  updated: 1695617749
+
+-
+  id: 3 # user scope and can be used
+  token: gjItAeJ3CA74hNPmPPo0Zco8I1eMaNcP1jVifjOE
+  owner_id: 1
+  repo_id: 0
+  is_active: 1
+  created: 1695617750
+  updated: 1695617750
+
+-
+  id: 4 # repo scope
+  token: NOjLubxzFxPGhPXflZknys0gjVvQNhomFbAYuhbH
+  owner_id: 0
+  repo_id: 1
+  is_active: 1
+  created: 1695617751
+  updated: 1695617751
+
+# DO NOT add more test data in the fixtures, test case should prepare their own test data separately and clearly