Validate discovery index schema [fail]! Agent Skills index must use $schema https://schemas.agentskills.io/discovery/0.2.0/schema.json.INFOValidate discovery index schemaINFOParse Agent Skills index JSON validJson=true contentTypeCompatible=trueFAILCompare $schema URI actual="https://agentskills.io/schemas/skills-index/v0.2.0.json" 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 must use $schema https://schemas.agentskills.io/discovery/0.2.0/schema.json.Validate skill entries [fail]! One or more Agent Skills entries have invalid required fields.INFOValidate skill entriesFAILCompare advertised skill count actual=1 expected="> 0"FAILCompare valid skill entry count actual=0 expected="same as advertised skill count"FAILInvalid skill entry skill={"index":0,"valid":false,"name":"zentrale-content","type":"skill-md","description":"Discover and read zentrale's public editorial content.","url":"/.well-known/agent-skills/zentrale-content/SKILL.md","digest":"","resolvedUrl":"https://zentrale.de/.well-known/agent-skills/zentrale-content/SKILL.md","originClass":"same-origin","missing":["digest"],"invalid":[],"warnings":["description should explain when to use the skill"]}FAILOne or more Agent Skills entries have invalid required fields.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

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]! Document does not match a supported A2A Agent Card shape.INFOValidate version-specific card shapeFAILCompare missing required card fields actual=["skills[]"] expected="none"FAILCheck every declared A2A skill has required name, description, and endpoint fields actual=0 expected=0 invalidSkills=[]INFOReview declared endpoint interfaces interfaces=[{"url":"https://zentrale.de/","protocolBinding":"JSONRPC","issues":[]}]FAILDocument does not match a supported A2A Agent Card shape.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.