Add prototype gameplay loop with character/battlefield assets and server game APIs.

Co-authored-by: Cursor <cursoragent@cursor.com>

Tools/seed_collection_test.py

@@ -0,0 +1,23 @@
+"""Prepare only the isolated UI-test account at a deterministic pity boundary."""
+import json
+from pathlib import Path
+import sqlite3
+
+root = Path(__file__).resolve().parents[1]
+test_root = (root / 'Tools/output/g1-live').resolve()
+database = Path((test_root / 'db.path').read_text(encoding='utf-8-sig').strip()).resolve()
+username = (test_root / 'account.txt').read_text(encoding='utf-8-sig').strip()
+if test_root not in database.parents or not username.startswith('g1live_'):
+    raise RuntimeError('Refusing to edit a database/account outside the isolated live fixture')
+with sqlite3.connect(database) as conn:
+    row = conn.execute('SELECT u.pid,g.state FROM users u JOIN game_states g ON g.pid=u.pid WHERE u.username=?', (username,)).fetchone()
+    if row is None:
+        raise RuntimeError('Isolated account has no game state')
+    state = json.loads(row[1])
+    if state['schema'] not in (3, 4, 5, 6, 7, 8) or state.get('pendingShot') or state.get('pendingBattle'):
+        raise RuntimeError('Finish pending test activities before preparing capture fixture')
+    state.update(tickets=10, stages=[1, 1, 1, 1, 0], captureTutorialDone=True, captureCount=4, duplicateStreak=4)
+    state['shards'][0] = 80
+    state['revision'] += 1
+    conn.execute('UPDATE game_states SET state=? WHERE pid=?', (json.dumps(state, ensure_ascii=False), row[0]))
+print('Prepared isolated capture fixture: four duplicates, only water partner missing, ten tickets')