Merge branch 'support-windows' into 'master'

Restic: use VSS for backup on windows

See merge request !99

plugins/transfer/restic.sh

@@ -16,6 +16,7 @@
 # 2022-05-16  ah    v0.6   added restic prune
 # 2022-10-21  ah    v0.7   simplify restic exec commands in _restic; remove --prune in check
 # 2022-11-04  ah    v1.0   one command for forget and prune; rename hooks
+# 2023-03-20  ah    v1.1   use vss for backup on MS Windows
 # ================================================================================
 
 # --------------------------------------------------------------------------------
@@ -79,6 +80,10 @@
             echo -n "--tag $_tag "
         fi
 
+        # Use VSS on MS Windows
+        if _isMswindows; then
+            echo -n "--use-fs-snapshot "
+        fi
     }
 
     # return a cli parameter for a single exlude directory