v0.4.0

Changelog

• 8419bd9: chore(release): bump version to 0.4.0 (@nibzard)
• 1d68c4f: docs(review): add remediation plan (@nibzard)
• f1138da: feat(release): add automated release pipeline (@nibzard)
• 2531e49: fix(install): close command substitution quote in skill version check (@nibzard)
• b79f326: fix(security): implement review remediation plan (C1/C2, H1-H5, M1-M9) (@nibzard)