Auto merge dev → main (#1332)

* feat(tssbot): build_match_logs + match_logs persistence

* feat(tssbot): create match_logs table and write logs at ingest

* feat(tssbot): one-time match_logs backfill script

* feat(srebot): persist chat/battle logs to match_logs (parity, no backfill)

* feat(tssbot): Battle/Chat Log buttons on Discord scoreboards

BOT/match_logs_store.py

@@ -0,0 +1,36 @@
+"""match_logs table for sq_battles.db (SREBOT parity with TSSBOT).
+
+Stores pre-formatted chat/battle log string arrays keyed by hex session id,
+matching how the rest of sq_battles.db keys match data.
+"""
+import json
+import sqlite3
+import time
+
+MATCH_LOGS_SQL = """
+CREATE TABLE IF NOT EXISTS match_logs (
+    session_id      TEXT PRIMARY KEY,
+    chat_log_json   TEXT,
+    battle_log_json TEXT,
+    built_unix      INTEGER
+)
+"""
+
+
+def upsert_match_logs_sync(db_path, session_id, chat_log, battle_log) -> None:
+    conn = sqlite3.connect(db_path)
+    try:
+        conn.execute(MATCH_LOGS_SQL)
+        conn.execute(
+            """INSERT INTO match_logs (session_id, chat_log_json, battle_log_json, built_unix)
+               VALUES (?, ?, ?, ?)
+               ON CONFLICT(session_id) DO UPDATE SET
+                   chat_log_json=excluded.chat_log_json,
+                   battle_log_json=excluded.battle_log_json,
+                   built_unix=excluded.built_unix""",
+            (str(session_id), json.dumps(chat_log, ensure_ascii=False),
+             json.dumps(battle_log, ensure_ascii=False), int(time.time())),
+        )
+        conn.commit()
+    finally:
+        conn.close()