Activated locking

.gitattributes

-*.xz filter=lfs diff=lfs merge=lfs -text
-*.vegas filter=lfs diff=lfs merge=lfs -text
+*.xz filter=lfs diff=lfs merge=lfs -text lockable
+*.vegas filter=lfs diff=lfs merge=lfs -text lockable
 *.mm gitlab-language=mathematica
 *.m gitlab-language=mathematica

README.md

@@ -25,3 +25,12 @@ the run configurations, the run results as well as the analysis code.
 |$`e^+e^-\to e^+e^-`$              | NNLO  |             |                              | to be done    |
 |$`e^+e^-\to \gamma\gamma`$        | NNLO  | PADME       |                              | not started   |
 |$`e^+e^-\to \mu^+\mu^-`$          | NNLO  | Belle       |                              | not started   |
+
+
+## General information
+
+This repository uses [LFS](https://git-lfs.github.com/) to manage
+results. To prevent accidental changes, please activate locking
+```bash
+git config lfs.https://gitlab.psi.ch/mcmule/user-library.git/info/lfs.locksverify true
+```