istio-service-mesh-config
Istio Service Mesh Config - Auto-activating skill for DevOps Advanced. Triggers on: istio service mesh config, istio service mesh config Part of the DevOps Advanced skill category.
36
3%
Does it follow best practices?
Impact
98%
0.98xAverage score across 3 eval scenarios
Passed
No known issues
Optimize this skill with Tessl
npx tessl skill review --optimize ./planned-skills/generated/02-devops-advanced/istio-service-mesh-config/SKILL.mdQuality
Discovery
7%Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.
This description is essentially a placeholder that names the technology (Istio Service Mesh) without describing any concrete capabilities, actions, or meaningful trigger conditions. It reads like auto-generated boilerplate with a duplicated trigger term and provides almost no useful information for Claude to determine when to select this skill over others.
Suggestions
Add specific concrete actions the skill performs, e.g., 'Generates and validates Istio configuration files including VirtualServices, DestinationRules, Gateways, and AuthorizationPolicies.'
Add an explicit 'Use when...' clause with natural trigger terms, e.g., 'Use when the user asks about Istio configuration, traffic routing, mTLS setup, sidecar injection, canary deployments with Istio, or service mesh networking.'
Remove the duplicated trigger term and replace with diverse natural language variations users would actually say, such as 'istio config', 'service mesh setup', 'envoy proxy', 'traffic management', 'istio gateway'.
| Dimension | Reasoning | Score |
|---|---|---|
Specificity | The description names 'Istio Service Mesh Config' but does not describe any concrete actions. There are no verbs indicating what the skill actually does (e.g., configure routes, set up mTLS, manage traffic policies). | 1 / 3 |
Completeness | The description fails to answer 'what does this do' beyond naming the topic, and the 'when' clause is essentially just restating the skill name as a trigger phrase. There is no explicit 'Use when...' guidance with meaningful context. | 1 / 3 |
Trigger Term Quality | The only trigger term listed is 'istio service mesh config' repeated twice. It misses natural variations users would say like 'istio configuration', 'service mesh setup', 'traffic routing', 'sidecar injection', 'virtual service', 'destination rule', etc. | 1 / 3 |
Distinctiveness Conflict Risk | The mention of 'Istio' specifically does narrow the domain somewhat, making it less likely to conflict with generic DevOps skills. However, the lack of specific actions means it could overlap with other Istio or service mesh related skills. | 2 / 3 |
Total | 5 / 12 Passed |
Implementation
0%Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.
This skill is an empty placeholder that provides no actual Istio service mesh configuration guidance. It contains only generic meta-descriptions of what the skill claims to do, repeated trigger phrases, and no actionable content whatsoever. It would be entirely useless for helping anyone configure Istio.
Suggestions
Add concrete, executable examples of common Istio configurations (e.g., VirtualService, DestinationRule, Gateway YAML manifests) with istioctl commands for installation and verification.
Define a clear multi-step workflow for Istio setup: install Istio, enable sidecar injection, configure traffic management, validate with `istioctl analyze` and `kubectl get` commands, with explicit validation checkpoints.
Replace the generic capability descriptions with specific Istio patterns: traffic splitting, circuit breaking, mTLS configuration, canary deployments, and observability setup with Kiali/Jaeger/Prometheus.
Structure content with a quick-start section for basic mesh setup and reference links to detailed guides for advanced topics like multi-cluster mesh, authorization policies, and fault injection.
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | The content is entirely filler with no substantive information. It repeats 'istio service mesh config' numerous times without providing any actual configuration guidance, commands, or Istio-specific knowledge that Claude doesn't already possess. | 1 / 3 |
Actionability | There is zero concrete guidance—no YAML configurations, no istioctl commands, no code examples, no specific Istio resources (VirtualService, DestinationRule, Gateway, etc.). The content only describes what the skill claims to do without actually doing it. | 1 / 3 |
Workflow Clarity | No workflow steps are defined at all. Istio configuration involves multi-step processes (installation, sidecar injection, traffic management, observability setup) that require clear sequencing and validation, none of which are present. | 1 / 3 |
Progressive Disclosure | The content is a flat, generic template with no meaningful structure. There are no references to detailed guides, no links to example configurations, and no organized sections covering different Istio features. | 1 / 3 |
Total | 4 / 12 Passed |
Validation
81%Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.
Validation — 9 / 11 Passed
Validation for skill structure
| Criteria | Description | Result |
|---|---|---|
allowed_tools_field | 'allowed-tools' contains unusual tool name(s) | Warning |
frontmatter_unknown_keys | Unknown frontmatter key(s) found; consider removing or moving to metadata | Warning |
Total | 9 / 11 Passed | |
- Commit
c8a915c
- Reviewed
Table of Contents
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