Cover Letter Skill (Academic Submission) Generate, optimize, align-check, journal-fit-check, and pre-submission-check a submission cover letter using the user's existing LaTeX manuscript as the evidence source. The core differentiating capability is align-check : every claim the letter makes must trace to visible manuscript evidence; generation and optimization plug into that contract by default. Capability Summary - Generate a draft from a manuscript .tex (five-segment scaffold; title/abstract/contributions/authors extracted deterministically). - Optimize an existing draft against tier strat…