Merge pull request #5786 from obrienmd/add-ed25519-pubkey-check

Detect id_ed25519.pub in git:public-key command

plugins/git/internal-functions

@@ -257,11 +257,15 @@ cmd-git-public-key() {
   local cmd="git:public-key"
   [[ "$1" == "$cmd" ]] && shift 1
 
-  if [[ ! -f "$DOKKU_ROOT/.ssh/id_rsa.pub" ]]; then
-    fn-git-auth-error
+  if [[ -f "$DOKKU_ROOT/.ssh/id_ed25519.pub" ]]; then
+    cat "$DOKKU_ROOT/.ssh/id_ed25519.pub"
+    return
+  elif [[ -f "$DOKKU_ROOT/.ssh/id_rsa.pub" ]]; then
+    cat "$DOKKU_ROOT/.ssh/id_rsa.pub"
+    return
   fi
 
-  cat "$DOKKU_ROOT/.ssh/id_rsa.pub"
+  fn-git-auth-error
 }
 
 cmd-git-report() {