[Bug]: Bash script not executable ootb

[vburckhardt]

What happened?

Bash scripts in templates would benefit from being chmod +x by default. Currently AI agents have to run the command after bumping into errors such as
(eval):1: permission denied: .specify/scripts/bash/setup-plan.sh

Which AI agent?

Other

Steps to reproduce (if you know them)

No response

Which command?

None

Cloud provider (if relevant)

None

Operating System

None

Version (if you know it)

0.0.5

Error messages or logs

(eval):1: permission denied: .specify/scripts/bash/setup-plan.sh

Anything else?

No response

Quick check

• I searched existing issues for duplicates
• I'll be respectful and constructive