Endpoint reference

GET /api/v1/prompts
Query params:
  page           (integer, default 1)
  per_page       (integer, default 20, max 100)
  folder_id      (uuid, filter to one folder)
  tag            (string, filter to one tag slug)
  type           (system|user|multi-turn|template)
Response: { data: PromptSummary[], meta: { page, per_page, total } }

GET /api/v1/prompts/{id}
Response: { data: Prompt }
  Prompt includes: id, title, description, current_content,
  prompt_type, target_model, intent, tags[], folder_id,
  current_version, created_at, updated_at

GET /api/v1/prompts/{id}/resolved
Query params:
  fragment_vars  (JSON object, overrides for fragment variable bindings)

Response: { data: { content: string, fragments_used: string[] } }
The content field has every ${fragment:id} reference substituted
and is ready to pass to an LLM provider directly.

GET /api/v1/prompts/{id}/versions
Query params:
  page, per_page
Response: { data: VersionSummary[], meta }
  VersionSummary has: version_number, change_summary, change_source,
  parent_version_id, created_at, content_length (NOT content)

GET /api/v1/prompts/{id}/versions/{version}
Response: { data: Version }
  Version includes everything from VersionSummary plus the content.