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SkillsMP has collected 43 skills from marcus/marcus-skills. Open a skill to review its source and details.
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Implement single-writer queue pattern for SQLite in multi-process environments. Use when building CLI tools, local apps, or agent systems where multiple processes may write to SQLite concurrently. Covers file locking (flock/LockFileEx), WAL mode, timeout…
Quick-reference for SvelteKit + Svelte 5 development (Feb 2026)
Generate and render technical diagrams (C4, sequence, flowchart, architecture, ER, state, infrastructure) using Mermaid.js for inline web rendering or D2 for static PNG/SVG export with hand-drawn sketch style. Covers syntax for all diagram types, browser…