[clsi] run SyncTeX in specific output dir rather than compile dir (#24690)

* [clsi] drop support for docker-in-docker

* [clsi] run SyncTeX in specific output dir rather than compile dir

* [clsi] store output.synctex.gz outside of tar-ball in clsi-cache

* [clsi] add documentation for rewriting of docker bind-mounts

* [server-pro] update env vars for sandboxed compiles in sample config

GitOrigin-RevId: 8debd7102ac612544961f237aa4ff1c530aa3da3

services/clsi/app/js/LocalCommandRunner.js

@@ -99,6 +99,10 @@ module.exports = CommandRunner = {
     }
     return callback()
   },
+
+  canRunSyncTeXInOutputDir() {
+    return true
+  },
 }
 
 module.exports.promises = {