Configure Customer.io multi-environment setup with workspace isolation. Use when setting up dev/staging/prod workspaces, environment-aware clients, or Kubernetes config overlays. Trigger: "customer.io environments", "customer.io staging", "customer.io dev prod", "customer.io workspace isolation".
82
80%
Does it follow best practices?
Impact
Pending
No eval scenarios have been run
Advisory
Suggest reviewing before use
Optimize this skill with Tessl
npx tessl skill review --optimize ./plugins/saas-packs/customerio-pack/skills/customerio-multi-env-setup/SKILL.mdQuality
Discovery
89%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 is a well-structured skill description with strong completeness and distinctiveness. The explicit trigger terms and 'Use when' clause make it easy for Claude to select appropriately. The main weakness is that the capabilities could be more specific — listing concrete actions rather than high-level categories would improve specificity.
Suggestions
Replace the high-level 'configure' with more specific actions, e.g., 'Creates workspace credentials, generates environment-specific API configurations, and produces Kubernetes config overlays for Customer.io multi-environment setup.'
| Dimension | Reasoning | Score |
|---|---|---|
Specificity | Names the domain (Customer.io multi-environment setup) and mentions workspace isolation, environment-aware clients, and Kubernetes config overlays, but these are more like categories than concrete actions. It says 'configure' but doesn't list specific steps like 'create workspace credentials', 'set up API key rotation', or 'generate Kubernetes manifests'. | 2 / 3 |
Completeness | Clearly answers both 'what' (configure Customer.io multi-environment setup with workspace isolation) and 'when' (setting up dev/staging/prod workspaces, environment-aware clients, or Kubernetes config overlays), with explicit trigger terms listed separately. | 3 / 3 |
Trigger Term Quality | Includes explicit trigger terms that users would naturally say: 'customer.io environments', 'customer.io staging', 'customer.io dev prod', 'customer.io workspace isolation'. These cover common variations of how users would phrase requests about multi-environment Customer.io setup. | 3 / 3 |
Distinctiveness Conflict Risk | Highly distinctive — the combination of Customer.io specifically with multi-environment/workspace isolation is a very clear niche. The trigger terms are specific enough that this would not conflict with general Kubernetes skills or other messaging platform skills. | 3 / 3 |
Total | 11 / 12 Passed |
Implementation
70%Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.
This skill provides highly actionable, well-sequenced guidance for Customer.io multi-environment setup with executable code, clear validation steps, and good error handling coverage. Its main weakness is that all content is inlined in a single large file (~200+ lines of code) with no progressive disclosure or bundle file references, making it a monolithic wall of content that consumes significant token budget. Some verbosity could be trimmed, particularly the repetitive env file examples.
Suggestions
Split the large code blocks into separate bundle files (e.g., config/customerio.ts, lib/customerio-env.ts, scripts/verify-isolation.ts) and reference them from SKILL.md with brief descriptions of each file's purpose.
Consolidate the three .env files into a single example with a table showing which values differ per environment, rather than repeating the full file three times.
Move the Kubernetes ConfigMap overlays into a referenced bundle directory (k8s/) since they are deployment artifacts rather than core skill instructions.
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | The skill is fairly long with substantial inline code that could be split into referenced files. Some sections like the full EnvAwareCioClient class and all three .env files are verbose when patterns could be shown once. However, it doesn't over-explain concepts Claude already knows. | 2 / 3 |
Actionability | All code examples are fully executable TypeScript/YAML/bash with complete implementations. The config, client wrapper, env files, Kubernetes overlays, verification script, and CI/CD workflow are all copy-paste ready with specific types, imports, and error handling. | 3 / 3 |
Workflow Clarity | The 6-step sequence is clearly ordered from configuration through client setup, environment files, Kubernetes overlays, isolation verification, and CI/CD promotion. Step 5 provides an explicit verification/validation script with cleanup, and Step 6 includes a smoke test before deployment. The error handling table adds additional recovery guidance. | 3 / 3 |
Progressive Disclosure | All content is monolithically inlined in a single file with no bundle files to reference. The full client implementation, all environment configs, Kubernetes overlays, verification scripts, and CI/CD workflows are all embedded inline when they could be split into referenced files (e.g., config/customerio.ts, k8s/overlays/*, scripts/verify-isolation.ts). | 1 / 3 |
Total | 9 / 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 | |
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