Add sign-off configuration and GPG settings in initialization scripts

Signed-off-by: Vladislav Polyakov <[email protected]>

Author: polRk

.devcontainer/commands/initialize.sh

@@ -1,5 +1,6 @@
 #!/bin/bash
 set -e
 
-git config --local user.email "$(git config user.email)"
+git config --local format.signoff true
 git config --local user.name "$(git config user.name)"
+git config --local user.email "$(git config user.email)"

.devcontainer/commands/postCreate.sh

@@ -1,6 +1,11 @@
 #!/bin/bash
 set -e
 
+if git config --get commit.gpgsign | grep -q true; then
+	git config --global gpg.format ssh
+	git config --global gpg.ssh.defaultKeyCommand 'ssh-add -L'
+	git config --global gpg.ssh.allowedSigners '~/.ssh/allowed_signers'
+fi
 
 # Set up YDB profile if ydb cli exists
 if which ydb > /dev/null 2>&1; then