.pre-commit-config.yaml: add exiftool

.gitignore

@@ -1,6 +1,7 @@
 *~
 .~*#
 .cache/**
+*_original
 
 # ---> TeX
 ## Core latex/pdflatex auxiliary files:

.pre-commit-config.yaml

@@ -5,7 +5,7 @@ ci:
   # the frequency of unnecessary PRs.
   # https://github.com/pre-commit-ci/issues/issues/83
   autoupdate_schedule: quarterly
-  skip: [latexmk]
+  skip: [latexmk, exiftool]
 
 repos:
   - repo: https://github.com/pre-commit/pre-commit-hooks
@@ -70,3 +70,12 @@ repos:
         types: [text, tex]
         # I have no idea where latexmk wants the template
         exclude: LaTeX\/standardi-asiakirja.tex
+
+  # Fedora: perl-Image-ExifTool
+  - repo: local
+    hooks:
+      - id: exiftool
+        name: Remove all EXIF metadata using exiftool
+        entry: exiftool -all=
+        language: system
+        types: [image]