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fix(coding-agent): ignore unknown skill frontmatter fields

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This commit is contained in:
Mario Zechner 2026-02-04 14:20:24 +01:00
parent fcfbc82ec2
commit d0679dcfc0
5 changed files with 6 additions and 42 deletions
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34
packages/coding-agent/src/core/skills.ts
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@ -5,20 +5,6 @@ import { CONFIG_DIR_NAME, getAgentDir } from "../config.js";
import { parseFrontmatter } from "../utils/frontmatter.js";
import type { ResourceDiagnostic } from "./diagnostics.js";
/**
* Standard frontmatter fields per Agent Skills spec.
* See: https://agentskills.io/specification#frontmatter-required
*/
const ALLOWED_FRONTMATTER_FIELDS = new Set([
"name",
"description",
"license",
"compatibility",
"metadata",
"allowed-tools",
"disable-model-invocation",
]);
/** Max name length per spec */
const MAX_NAME_LENGTH = 64;
@ -91,19 +77,6 @@ function validateDescription(description: string | undefined): string[] {
return errors;
}
/**
* Check for unknown frontmatter fields.
*/
function validateFrontmatterFields(keys: string[]): string[] {
const errors: string[] = [];
for (const key of keys) {
if (!ALLOWED_FRONTMATTER_FIELDS.has(key)) {
errors.push(`unknown frontmatter field "${key}"`);
}
}
return errors;
}
export interface LoadSkillsFromDirOptions {
/** Directory to scan for skills */
dir: string;
@ -197,16 +170,9 @@ function loadSkillFromFile(
try {
const rawContent = readFileSync(filePath, "utf-8");
const { frontmatter } = parseFrontmatter<SkillFrontmatter>(rawContent);
const allKeys = Object.keys(frontmatter);
const skillDir = dirname(filePath);
const parentDirName = basename(skillDir);
// Validate frontmatter fields
const fieldErrors = validateFrontmatterFields(allKeys);
for (const error of fieldErrors) {
diagnostics.push({ type: "warning", message: error, path: filePath });
}
// Validate description
const descErrors = validateDescription(frontmatter.description);
for (const error of descErrors) {