Tidy up git worktree fix: lingering test failures & mention in changelog

Author: jmurty

CHANGELOG.md

@@ -38,6 +38,9 @@ system, you must also run the `--upgrade` command in each repository:
 
 - New commands make it easier to add file patterns to .gitattributes:
   `transcrypt --add` and `git add-crypt` (#125)
+- Improve compatibility with `git worktree` by finding the git directory via
+  `--git-common-dir` instead of `--git-dir`, requires git version newer than
+  November 2024 (#186)
 
 ### Changed
 

tests/test_contexts.bats

@@ -76,7 +76,7 @@ function teardown {
   [[ $(git config --get diff.crypt.binary) = "true" ]]
   [[ $(git config --get merge.renormalize) = "true" ]]
 
-  [[ "$(git config --get alias.ls-crypt)" = '!"$(git config transcrypt.crypt-dir 2>/dev/null || printf %s/crypt ""$(git rev-parse --git-dir)"")"/transcrypt --list' ]]
+  [[ "$(git config --get alias.ls-crypt)" = '!"$(git config transcrypt.crypt-dir 2>/dev/null || printf %s/crypt ""$(git rev-parse --git-common-dir)"")"/transcrypt --list' ]]
 }
 
 @test "init: show extra context details in --display" {

tests/test_init.bats

@@ -49,9 +49,9 @@ SETUP_SKIP_INIT_TRANSCRYPT=1
   [ "$(git config --get merge.renormalize)" = "true" ]
   [ "$(git config --get merge.crypt.name)" = "Merge transcrypt secret files" ]
 
-  [ "$(git config --get alias.ls-crypt)" = '!"$(git config transcrypt.crypt-dir 2>/dev/null || printf %s/crypt ""$(git rev-parse --git-dir)"")"/transcrypt --list' ]
+  [ "$(git config --get alias.ls-crypt)" = '!"$(git config transcrypt.crypt-dir 2>/dev/null || printf %s/crypt ""$(git rev-parse --git-common-dir)"")"/transcrypt --list' ]
 
-  [ "$(git config --get alias.add-crypt)" = '!"$(git config transcrypt.crypt-dir 2>/dev/null || printf %s/crypt ""$(git rev-parse --git-dir)"")"/transcrypt --add' ]
+  [ "$(git config --get alias.add-crypt)" = '!"$(git config transcrypt.crypt-dir 2>/dev/null || printf %s/crypt ""$(git rev-parse --git-common-dir)"")"/transcrypt --add' ]
 }
 
 @test "init: show details for --display" {