Fetch ACP discovery [fail]! ACP discovery content type "text/html" is not JSON-compatible.INFOFetch ACP discovery status="fail"INFOFetch canonical ACP discovery /.well-known/acp.json statusCode=204 contentType="text/html" parsed=false error="Unexpected end of JSON input"FAILCheck canonical ACP discovery response actual=false expected=true canonicalFound=trueFAILACP discovery content type "text/html" is not JSON-compatible.Validate ACP discovery shape [fail]! ACP discovery could not be parsed.INFOValidate ACP discovery shape status="fail"INFOValidate ACP protocol object, name, date version, and supported_versions orderingFAILCheck protocol object and name actual={"hasProtocol":false} expected={"hasProtocol":true,"protocolName":"acp"}FAILCheck protocol version history actual={"supportedVersionCount":0,"supportedVersionsOrdered":false,"supportedVersionsEndWithCurrent":false} expected="date version with chronological supported_versions ending in current version"FAILACP discovery could not be parsed.Review ACP cache and retry metadata [warning]! ACP discovery is missing Cache-Control guidance.INFOReview ACP cache and retry metadata status="warning"INFOInspect ACP discovery cache headers and retry guidance statusCode=204 cacheControl=null retryAfter=nullWARNCheck Cache-Control header on successful discovery actual="missing" expected="present for cacheable public discovery"WARNCheck Retry-After on rate-limit or unavailable responses actual="not required" expected="present only for 429 or 503"WARNACP discovery is missing Cache-Control guidance.

Validate discovery index schema [fail]! Agent Skills index was not served with a JSON-compatible Content-Type.INFOValidate discovery index schemaINFOParse Agent Skills index JSON validJson=false contentTypeCompatible=falseFAILCompare $schema URI expected="https://schemas.agentskills.io/discovery/0.2.0/schema.json"FAILCompare top-level schema issue count actual=1 expected=0FAILCompare unknown top-level field count actual=0 expected=0FAILAgent Skills index was not served with a JSON-compatible Content-Type.Verify advertised artifacts [warning]! No valid skill artifacts were available to verify.INFOVerify advertised artifactsWARNCompare artifact fetch count actual=0 expected="> 0"WARNNo valid skill artifacts were available to verify.Validate skill content [warning]INFOValidate skill contentWARNAgent Skills step completed with warningsReview skill artifact security [warning]INFOReview skill artifact securityWARNCompare security finding count actual=0 expected=0WARNAgent Skills step completed with warnings