forge zsh doctor fails: No such file or directory (os error 2)

[kali113]

Bug Description

`forge zsh doctor` fails with:

ERROR: Failed to execute zsh doctor script
Caused by: No such file or directory (os error 2)

Environment

• Platform: aarch64-unknown-linux-gnu
• Forge version: 2.12.0
• Installation: curl -fsSL https://forgecode.dev/cli | sh

Steps to Reproduce

1. Install forge via official installer
2. Run forge zsh setup
3. Run forge zsh doctor

Expected Behavior

Doctor script should run diagnostics on shell environment.

Actual Behavior

Error: "Failed to execute zsh doctor script"

Additional Context

The doctor subcommand appears in forge zsh --help and forge --help, but fails at runtime. Other zsh subcommands work fine:

• forge zsh plugin ✓
• forge zsh theme ✓

This may be a missing embedded resource in the v2.12.0 binary release (2026-04-21).