Validate transport [fail]! ai.txt appears to be an HTML page or error document rather than a plain-text policy.INFOValidate transportINFOChecking ai.txt media type, size, line count, and whether the response looks like plain text contentType="text/html; charset=utf-8" length=36834 lineCount=395FAILCompare media type to preferred text/plain transport actual="text/html" expected="text/plain preferred; readable text required"FAILai.txt appears to be an HTML page or error document rather than a plain-text policy.Parse ai.txt policy [fail]! Transport validation failed before policy parsing could be trusted.INFOParse ai.txt policyINFODetecting ai.txt convention from bracket sections, frontmatter, headings, and ai.txt context linksINFODetected policy structure convention="unknown-text" sections=[] markdownHeadings=[]WARNCheck AI Visibility required sections actual="missing identity, permissions, restrictions" expected="identity, permissions, and restrictions" missingRecommended=["attribution","contact","content-types"]WARNTransport validation failed before policy parsing could be trusted.Validate policy content [warning]! ai.txt does not follow the AI Visibility section model; treating it as non-standard advisory text.INFOValidate policy contentINFOChecking required section content, permission/restriction language, attribution, contact details, and safety risks convention="unknown-text"INFODetected policy signals hasPermissionLanguage=true hasRestrictionLanguage=true hasTrainingLanguage=false hasAttributionLanguage=true hasContact=falseWARNCheck required and recommended section coverage actual={"missingRequired":["identity","permissions","restrictions"],"missingRecommended":["attribution","contact","content-types"]} expected={"missingRequired":[],"recommendedPresentWhenPossible":true}WARNai.txt does not follow the AI Visibility section model; treating it as non-standard advisory text.

Discover A2A Agent Card [warning]! The A2A Agent Card was found at a legacy or fallback path.INFODiscover A2A Agent CardINFOTry A2A discovery paths in priority order paths=["/.well-known/agent-card.json","/.well-known/agent.json","/agent-card.json","/.well-known/a2a/agent-card.json"]WARNA2A candidate path did not return a usable card path="/.well-known/agent-card.json" statusCode=404 contentType="text/html; charset=utf-8"WARNA2A candidate path did not return a usable card path="/.well-known/agent.json" statusCode=404 contentType="text/html; charset=utf-8"WARNA2A candidate path did not return a usable card path="/agent-card.json" statusCode=404 contentType="text/html; charset=utf-8"PASSFound an A2A candidate path="/.well-known/a2a/agent-card.json" statusCode=200 contentType="text/html; charset=utf-8" bytes=40092WARNSelected non-canonical A2A Agent Card path="/.well-known/a2a/agent-card.json" pathClass="fallback" requestedUrl="https://spinthewheel.io/.well-known/a2a/agent-card.json"WARNThe A2A Agent Card was found at a legacy or fallback path.Detect A2A card version [fail]! The discovered JSON document does not match a supported A2A Agent Card version family.INFODetect A2A card versionINFORead version indicators from the card detectionEvidence=[]FAILCompare detected A2A version family actual="unknown" expected="v0.1, v0.2, v0.3, or v1"FAILThe discovered JSON document does not match a supported A2A Agent Card version family.Validate version-specific card shape [fail]! A2A Agent Card response is not valid JSON.INFOValidate version-specific card shapeFAILCompare missing required card fields actual="none" expected="none"FAILCheck every declared A2A skill has required name, description, and endpoint fields actual=0 expected=0 invalidSkills=[]INFOReview declared endpoint interfaces interfaces=[]FAILA2A Agent Card response is not valid JSON.Validate HTTP delivery [warning]! The card was parseable JSON but was not served with a JSON-compatible content type.INFOValidate HTTP deliveryWARNCompare card Content-Type with JSON expectation actual="text/html; charset=utf-8" expected="application/json or +json"INFOReview selected discovery path path="/.well-known/a2a/agent-card.json" pathClass="fallback"WARNHTTP delivery/path warning warning="card was found only at a non-standard fallback path"WARNThe card was parseable JSON but was not served with a JSON-compatible content type.Probe same-origin A2A endpoint [warning]! A2A endpoint probing was skipped because the endpoint was cross-origin, unavailable from the card, or uses an unsupported binding.INFOProbe same-origin A2A endpointINFOProbe same-origin A2A endpoint when scanner policy allows itSKIPSkipped endpoint probe reason="No valid A2A card was available to probe."WARNA2A endpoint probing was skipped because the endpoint was cross-origin, unavailable from the card, or uses an unsupported binding.

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