feat(plugins): add source-aware evidence and recording timelines

config/artemis.jsonc

@@ -34,6 +34,8 @@
     "checker": {}
   },
   "agent": {
+    // 留档录像参数，默认从 ARTEMIS_RECORDING_CONFIG 读取；这里可单独覆盖。
+    "recording": {},
     "screenshot": {
       "enabled": "${env:ARTEMIS_SCREENSHOT_LIMIT_ENABLED:-true}",
       "max_long_edge": 2048