Run tests directly on github runner instead of in the docker image

As this makes it possible to run the tests on different systems. Initially
ubuntu (20.04 and 24.04) and macOs (13 and 15).

yadm

@@ -1953,7 +1953,7 @@ function parse_encrypt() {
           continue
       fi
       if [[ $pattern =~ ^!(.*)$ ]]; then
-          exclude+=(--exclude "${pattern:1}")
+          exclude+=("--exclude=${pattern:1}")
       else
           include+=("$pattern")
       fi
@@ -1961,8 +1961,8 @@ function parse_encrypt() {
 
   if [[ ${#include} -gt 0 ]]; then
       while IFS= read -r filename; do
-          ENCRYPT_INCLUDE_FILES+=("$filename")
-      done < <("$GIT_PROGRAM" ls-files --others "${exclude[@]}" -- "${include[@]}")
+          ENCRYPT_INCLUDE_FILES+=("${filename%/}")
+      done <<< "$("$GIT_PROGRAM" ls-files --others --directory "${exclude[@]}" -- "${include[@]}")"
   fi
 }