Discriminated union usage

describe() on all fields

transform not preprocess

credentials field present

INPUT type exported

OUTPUT type exported

Result schema has success field

Result schema has error field

Optional defaults

Both operations covered

Operation discriminator field

service static property

authType static property

bubbleName static property

schema and resultSchema

shortDescription and longDescription

alias static property

INPUT type generic constraint

ServiceBubble extension pattern

constructor with defaults

chooseCredential method

performAction with switch

params cast in performAction

Error return format

BubbleFlow webhook/http

Output interface resourceId

Output interface testResults

create_issue operation tested

list_repos operation tested

Special characters in test data

Unicode in test data

Null/undefined handling tested

Per-operation result tracking

Structured return value

handle method signature