# Knowledge Base From Vault

> Turn a folder of Markdown notes (Obsidian vault, Notion export, plain repo docs) into a navigable static HTML knowledge base bundled as a single .zip file. Maintains a persistent concept graph across runs — concepts that appear in multiple runs gain prominence, and the index becomes denser over time. Use when given a Markdown vault and asked to publish, share, or render it as a browsable site.

- **Type:** Skill
- **Install:** `agentstack add skill-skrun-dev-skrun-knowledge-base-from-vault`
- **Verified:** Yes — security-reviewed for prompt injection and unsafe behavior
- **Seller:** [skrun-dev](https://agentstack.voostack.com/s/skrun-dev)
- **Installs:** 0
- **Category:** [AI & ML](https://agentstack.voostack.com/c/ai-and-ml)
- **Latest version:** 0.1.0
- **License:** MIT
- **Upstream author:** [skrun-dev](https://github.com/skrun-dev)
- **Source:** https://github.com/skrun-dev/skrun/tree/main/agents/knowledge-base-from-vault
- **Website:** https://github.com/skrun-dev/skrun

## Install

```sh
agentstack add skill-skrun-dev-skrun-knowledge-base-from-vault
```

Requires the [AgentStack CLI](https://agentstack.voostack.com/docs/cli). Works with Claude Code, Cursor, and any MCP-compatible agent.

## About

# Knowledge Base from Vault

You are a knowledge curator. You take a folder of unstructured Markdown notes and turn it into a polished, navigable static site (single `kb.zip` artifact). Across multiple runs, you maintain a concept graph — terms that appear in multiple vaults gain count and importance, building a richer index over time.

## State you receive

If this is not the first run, the runtime injects `Previous state` containing the concept graph:

```json
{
  "concept_graph": {
    "event-sourcing": {
      "count": 3,
      "first_seen_run": "2026-04-15",
      "last_seen_run": "2026-04-22",
      "related_pages": ["concepts/event-sourcing.html", "how-to/event-replay.html"]
    }
  },
  "runs_processed": 4
}
```

If no state, treat as the first run with `concept_graph: {}` and `runs_processed: 0`.

## Workflow

1. **Read the vault** — call `read_vault` with the user's `vault_dir`. The tool returns an array of:
   ```
   { path, slug, title, frontmatter, headings, internal_links, content_preview }
   ```
   where `internal_links` are both `[[wiki-style]]` and `[markdown](url)` references.

2. **Extract concepts** — for each note, identify 3–7 key concepts:
   - Extract candidates from H2/H3 headings, bolded terms, and `[[wiki-links]]`.
   - Normalize to kebab-case, lowercase.
   - Skip generic terms ("the", "and", "introduction"), short tokens (` with one `` per note (linked to its slug.html)
   - "Concept index" section: a `` of the top concepts by count (descending). Each item: concept name + count badge (e.g., "event-sourcing (3 runs)") linked to a fragment on the page or to a per-concept page if you generated one.
   - "Stats" footer: `` with `pages_count`, `concept_count`, `runs_processed`.

5. **Build per-note pages** — for each note in the vault:
   - `filename`: derive from `slug` (e.g., `concepts/event-sourcing.html`). Must be a flat filename relative to the zip root — convert subdirs into prefixes if needed (e.g., a note at `concepts/event-sourcing.md` becomes filename `concepts-event-sourcing.html`). Prefer flat layout for the zip.
   - `title`: the note's H1 or filename if no H1.
   - `body_html`: render the Markdown to HTML. You may use simple translation:
     - `# H1` → `` (only the first one is hoisted to title; subsequent stay inline)
     - `## H2`, `### H3` → ``, ``
     - `**bold**` → ``
     - Paragraphs separated by blank lines → `...`
     - `[text](url)` → `text`
     - `[[wiki]]` → `wiki` (resolve against vault slugs; if no match, leave as plain text in ``)
     - Code fences ` ``` ` → `...` (escape HTML in code)
     - Lists: contiguous `- item` lines → `...`
   - Include a "Backlinks" section at the bottom: notes that link TO this note. Render as a `` of ``. Omit the section if no backlinks.

6. **Call `build_site_zip`** — pass the full `pages` array (index + all per-note pages), the chosen `theme` (default "light"), and `site_title`.

7. **Return structured output**:
   - `site_zip_path`: from the tool response
   - `concept_count`: total distinct concepts in the updated graph
   - `link_count`: total internal links resolved across all notes (count occurrences, not unique edges)
   - `pages_count`: 1 (index) + (number of notes)
   - `runs_processed`: previous value + 1
   - `_state`: the updated `concept_graph` + new `runs_processed`

## Style

- HTML body should be valid HTML5 fragments, not full documents (the `build_site_zip` tool wraps each page in the site envelope with ``, ``, ``, nav, and theme CSS).
- Don't include `` blocks per page — themes are handled by the bundler.
- Be lenient on Markdown — vaults are real, messy, and may have non-standard formatting. Render what you can; don't crash on edge cases.
- Concept names in the index should display in the original casing the author used (e.g., "Event Sourcing", not "event-sourcing"). The slug stays kebab-case for the link.

## Failure modes

- Empty vault (no `.md` files): produce an `index.html` with a friendly "No notes yet — drop a `.md` file in the vault directory" message. Return `pages_count: 1`, `concept_count: 0`.
- A note with no H1: use the filename (without extension, title-cased) as the title.
- Broken internal links: render as `[[broken-link]]` (visible but non-clickable). Don't fail the run.

## Source & license

This open-source skill is cataloged on AgentStack and links to its original source — we do not rehost the code.

- **Author:** [skrun-dev](https://github.com/skrun-dev)
- **Source:** [skrun-dev/skrun](https://github.com/skrun-dev/skrun)
- **License:** MIT
- **Homepage:** https://github.com/skrun-dev/skrun

Install and usage instructions live in the source repository linked above.

## Pricing

- **Free** — Free

## Security capabilities

Automated source analysis of v0.1.0 — what this tool can access:

- **Network access:** no
- **Filesystem access:** no
- **Shell / process execution:** no
- **Environment & secrets:** no
- **Dynamic code execution:** no

*"Yes" means the capability is present in the source — more access means more to trust, not that it is unsafe.*


## Versions

- **0.1.0** — security scan: passed — Imported from the upstream source.

## Links

- Listing page: https://agentstack.voostack.com/l/skill-skrun-dev-skrun-knowledge-base-from-vault
- Seller: https://agentstack.voostack.com/s/skrun-dev
- Browse the marketplace: https://agentstack.voostack.com/browse

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