- name
- sync
- description
- Re-synchronizes the vault with external sources. In default mode, scans the `sources` field of all entities, deduplicates URLs, fetches updated content from each source (Confluence, GDocs, GitHub, Markdown), performs incremental diff and delegates writing to /bedrock:preserve. With --people, scans actor repositories via GitHub API and identifies active contributors. With --github, detects relevant activity in repositories and correlates PRs with topics/projects via LLM semantic matching. Use when: "bedrock sync", "bedrock-sync", "/bedrock:sync", "synchronize", "update sources", "sync people", "sync github".
- user_invocable
- true
- allowed-tools
- Bash, Read, Write, Edit, Glob, Grep, Skill, Agent, mcp__plugin_github_github__*, mcp__plugin_atlassian_atlassian__*
# /bedrock:sync — Vault Synchronization
## Plugin Paths
Entity definitions and templates are in the plugin directory, not in the vault root.
Use the "Base directory for this skill" provided at invocation to resolve paths:
- Entity definitions: `<base_dir>/../../entities/`
- Templates: `<base_dir>/../../templates/{type}/_template.md`
- Plugin CLAUDE.md: `<base_dir>/../../CLAUDE.md` (already injected automatically into context)
Where `<base_dir>` is the path provided in "Base directory for this skill".
---
## Vault Resolution
Resolve which vault to sync. This skill can be invoked from any directory.
**Step 1 — Parse `--vault` flag:**
Check if the input arguments include `--vault <name>`. If found, extract the vault name and remove it from the arguments before parsing `--people` or `--github`.
**Step 2 — Resolve vault path:**
1. **If `--vault <name>` was provided:**
Read the vault registry at `<base_dir>/../../vaults.json`. Find the entry matching the name.
If not found: error — "Vault `<name>` is not registered. Run `/bedrock:vaults` to see available vaults."
If found: set `VAULT_PATH` to the entry's `path` value. Store the resolved vault name as `VAULT_NAME`.
2. **If no `--vault` flag — CWD detection:**
Read `<base_dir>/../../vaults.json`. Check if the current working directory is inside any registered vault path
(CWD starts with a registered vault's absolute path). If multiple match, use the longest path (most specific).
If found: set `VAULT_PATH` to the matching vault's `path`. Store its name as `VAULT_NAME`.
3. **If CWD detection fails — default vault:**
From the registry, find the vault with `"default": true`.
If found: set `VAULT_PATH` to the default vault's `path`. Store its name as `VAULT_NAME`.
4. **If no resolution:**
Error — "No vault resolved. Available vaults:" followed by the registry listing.
"Use `--vault <name>` to specify, or run `/bedrock:setup` to register a vault."
**Step 3 — Validate vault path:**
```bash
test -d "<VAULT_PATH>" && echo "exists" || echo "missing"
```
If missing: error — "Vault path `<VAULT_PATH>` does not exist on disk. Run `/bedrock:setup` to re-register."
**Step 4 — Read vault config:**
```bash
cat <VAULT_PATH>/.bedrock/config.json 2>/dev/null
```
Extract `language`, `git.strategy`, and other relevant fields for use in later phases.
**From this point forward, ALL vault file operations use `<VAULT_PATH>` as the root.**
- Entity directories: `<VAULT_PATH>/actors/`, `<VAULT_PATH>/people/`, etc.
- Git operations: `git -C <VAULT_PATH> <command>`
- When delegating to `/bedrock:preserve`, pass `--vault <VAULT_NAME>`
---
## Overview
This skill synchronizes the vault with external sources. It operates in three modes:
| Mode | Flag | Description |
|---|---|---|
| **Sources (default)** | _(none)_ | Re-synchronizes entities with a populated `sources` field |
| **People** | `--people` | Scans actor repositories and identifies active contributors |
| **GitHub** | `--github` | Detects activity in repos and correlates PRs with topics/projects |
---
## Routing
Analyze the argument passed by the user:
1. If argument contains `--people` → go to **Mode: Sync People** (below)
2. If argument contains `--github` → go to **Mode: Sync GitHub** (below)
3. Otherwise → go to **Mode: Sync Sources (default)** (below)
> **Note:** If no argument is passed, or the argument does not contain recognized flags,
> execute the default mode (Sync Sources).
---
---
# Mode: Sync Sources (default)
## Overview
This skill scans the `sources` field of all vault entities, deduplicates by URL,
fetches updated content from each external source, compares with existing entities
in the vault (incremental diff), and delegates all changes to `/bedrock:preserve` for centralized writing.
`/bedrock:sync` **does NOT write entities directly** — all entity writing goes through `/bedrock:preserve`.
After re-sync, `/bedrock:preserve` updates `synced_at` in the `sources` field of affected entities.
`/bedrock:sync` **does NOT ingest new sources** — for that, use `/bedrock:teach`.
**You are an execution agent.** Follow the phases below in order, without skipping steps.
---
## Phase 0 — Synchronize the Vault
Execute:
```bash
git -C <VAULT_PATH> pull --rebase origin main
```
If the pull fails:
- No remote configured: warn "No remote configured. Working locally." and proceed.
- Pull conflict: `git -C <VAULT_PATH> rebase --abort` and warn the user. Do NOT proceed without resolving.
- Otherwise: proceed.
---
## Phase 1 — Collect Syncable Sources
Provenance is recorded in the `sources` field of each entity's frontmatter.
Scan all entities to collect unique URLs.
1. Use Grep to find entities with a non-empty `sources` field:
```
Grep pattern "^sources:" in directories: actors/, people/, teams/, topics/, discussions/, projects/, fleeting/
```
2. For each file found, use Read to extract the `sources` field from the YAML frontmatter.
Each entry has: `{url, type, synced_at}`
3. **Build URL → entities map:**
Deduplicate by URL. For each unique URL, record all entities that reference it:
```
{
"https://mycompany.atlassian.net/...": {
type: "confluence",
synced_at: "2026-04-09",
entities: ["actors/billing-api.md", "topics/2026-04-feature-x.md"]
},
"https://github.com/acme-corp/billing-api": {
type: "github-repo",
synced_at: "2026-04-10",
entities: ["actors/billing-api.md"]
}
}
```
4. **Filter syncable sources:**
- Keep only URLs with `type` in (`confluence`, `gdoc`, `github-repo`, `markdown`)
- Ignore URLs with `type` = `csv` or `manual` (log: "URL X ignored — non-syncable type")
5. Store the list of syncable URLs with their entity maps
Report: "Phase 1: N entities with sources, M unique URLs found, K syncable, J ignored (non-syncable type)."
---
## Phase 2 — Re-read Sources
For each syncable source, fetch updated content:
### 2.1 Confluence
For sources with `source_type: confluence`:
1. Read the internal fetcher at `<base_dir>/../confluence-to-markdown/SKILL.md`
2. Follow its instructions to parse the URL, choose layer (MCP → API → browser), and extract content
3. The fetcher returns Markdown content and page title
### 2.2 Google Docs
For sources with `source_type: gdoc`:
1. Read the internal fetcher at `<base_dir>/../gdoc-to-markdown/SKILL.md`
2. Follow its instructions to parse the URL, detect document type, choose layer (MCP → API/public export → browser), and extract content
3. The fetcher returns Markdown content and document metadata
### 2.3 GitHub Repository
For sources with `source_type: github-repo`:
1. Extract `owner/repo` from the URL (path segments after `github.com/`)
2. Use GitHub MCP directly (NOT via subagent — MCP permissions are not inherited):
- `mcp__plugin_github_github__get_file_contents` → read the repo's README.md
- `mcp__plugin_github_github__list_commits` → last 10 commits
- `mcp__plugin_github_github__list_pull_requests` → last 5 PRs (state=all, sort=updated)
3. Compile everything into a single markdown text
> **Best-effort:** If any MCP call fails, continue with what was obtained. Do NOT block the sync.
### 2.4 Local Markdown
For sources with `source_type: markdown`:
1. Extract the path from the `url` field
2. Use Read to read the file directly
3. If the file does not exist: log and skip
### 2.5 Error handling
- If reading a source fails (MCP unavailable, broken URL, missing file):
- Log the error: "Source X failed — reason"
- Continue with remaining sources
- Do NOT abort the entire execution for one source
Report: "Phase 2: N sources read successfully, M failed (list)."
---
## Phase 3 — Incremental Diff + Entity Extraction
### 3.1 Load entity definitions
Use Read to read ALL entity definition files from the plugin (see "Plugin Paths" section):
`<base_dir>/../../entities/*.md`
These files define what each entity type is, when to create, and how to distinguish them.
Internalize these definitions — you will use them to classify content.
### 3.2 Catalog existing entities
Use Glob to list all files in each entity directory (excluding `_template.md`):
- `<VAULT_PATH>/actors/*.md`
- `<VAULT_PATH>/people/*.md`
- `<VAULT_PATH>/teams/*.md`
- `<VAULT_PATH>/topics/*.md`
- `<VAULT_PATH>/discussions/*.md`
- `<VAULT_PATH>/projects/*.md`
- `<VAULT_PATH>/fleeting/*.md`
For each file found:
- Extract the filename without extension (e.g.: `billing-api`)
- Use Read to extract the `name` (or `title`) and `aliases` fields from the YAML frontmatter
- Store: `{filename, name, aliases, type}` for matching
### 3.3 Analyze content and detect changes
For each source successfully read in Phase 2:
1. **Identify entities mentioned in the updated content:**
- For each entity cataloged in Phase 3.2, check if the filename, name, or alias appears in the content
- Match rules:
- Normalize for comparison: lowercase, no accents, no hyphens
- Partial match acceptable for compound names (e.g.: "billing api" matches "billing-api")
- Do NOT match substrings of 3 letters or fewer (e.g.: "api" does NOT match "billing-api")
- Do NOT match generic words (e.g.: "company", "service", "system")
2. **Compare with the source's `entities_generated`:**
- Entity in content AND already in vault → candidate for `update` (if there is new info in the content)
- Entity in content but NOT in vault → candidate for `create`
- Entity in `entities_generated` but NOT in updated content → **keep** (do not delete)
3. **Classify new entities:**
- For `create` candidates, consult the entity definitions:
- "When to create" section → positive criteria
- "When NOT to create" section → exclusion criteria
- "How to distinguish from other types" section → disambiguation
> **Projects:** `project` is a valid type in extraction. When classifying new entities,
> pay special attention to signals of initiatives with closed scope (deadline, deliverables,
> focal points). Consult `entities/project.md` for creation criteria. An excerpt that
> mentions migration with a deadline and responsible person is probably a project, not a topic.
4. **Record** for each detected entity:
- Type (actor, person, team, topic, discussion, project)
- Canonical name (filename or suggested slug)
- Action: `create` or `update`
- Extracted info: excerpt of the content where it appears
- Source of origin: source slug
Report: "Phase 3: N entities detected (P creates, Q updates) across M sources."
---
## Phase 4 — Consolidated Confirmation
**REQUIRED:** Before creating/updating any entity, present a SINGLE list
with all changes from ALL sources:
```
## Sync — Proposed Changes
| # | Source | Type | Name | Action | Info |
|---|---|---|---|---|---|
| 1 | roadmap-26q1 | topic | 2026-04-feature-x | create | New topic mentioned |
| 2 | eventos-cobranca | actor | webhook-receiver | update | Description updated |
| ... | ... | ... | ... | ... | ... |
Total: N creates, M updates across P sources.
Confirm? (yes/no/adjust)
```
- **yes**: proceed to Phase 5
- **no**: abort with "Sync cancelled. No entities modified."
- **adjust**: ask what to adjust, modify list, re-present
**If no changes detected in any source:**
- Report: "No changes detected in any source. Vault is already up to date."
- Skip to Phase 6 (update `last_synced` anyway)
**Do NOT proceed without explicit user confirmation.**
---
## Phase 5 — Delegate to /bedrock:preserve
### 5.1 Compile structured list
Build the entity list in the format accepted by `/bedrock:preserve`:
```yaml
entities:
- type: topic
name: "2026-04-feature-x"
action: create
content: "relevant excerpt from content extracted in Phase 3..."
relations:
actors: ["actor-slug-1"]
people: ["person-slug-1"]
source: "confluence"
- type: actor
name: "webhook-receiver"
action: update
content: "new context extracted in Phase 3..."
source: "github-repo"
```
**Compilation rules:**
- `type` and `name`: extracted from Phase 3
- `action`: `create` or `update` as identified
- `content`: excerpt of the source content that justifies the entity
- `relations`: infer relationships between entities in the list (if A mentions B, include B in A's relations)
- `source`: use the `source_type` of the originating source
### 5.2 Invoke /bedrock:preserve
Use the Skill tool to invoke `/bedrock:preserve --vault <VAULT_NAME>` passing the structured list as argument.
The `--vault <VAULT_NAME>` flag ensures preserve writes to the same vault.
`/bedrock:preserve` handles:
- Textual matching with existing entities
- Creation of new entities following templates
- Updating existing entities (merge/append-only)
- Bidirectional linking (wikilinks)
- Git commit of entities
### 5.3 Await result
`/bedrock:preserve` returns:
- List of created/updated entities
- Commit hash (if there was a commit)
- Any errors or warnings
Record the result for use in the final report (Phase 7).
---
## Phase 6 — Update synced_at in Entities
After re-sync of each URL, `/bedrock:preserve` has already updated the entities with new content.
Additionally, for each URL processed successfully, pass `source_url` and `source_type`
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