Add reusable LLM parser profiles with multi-event extract.

Support kind=llm profiles (instruction/schema), optional multi-event posts via #eN URLs, and recover stale running/queued parse jobs after worker crashes.

Co-authored-by: Cursor <cursoragent@cursor.com>

centers/analytics/frontend/src/api/entities.ts

@@ -1,6 +1,7 @@
 import { ADMIN_BASE, request } from "./client";
 import type {
   HeuristicProfile,
+  LlmProfile,
   ParseChannel,
   ParseChannelCreate,
   ParseChannelUpdate,
@@ -10,7 +11,7 @@ import type {
   TargetField,
 } from "../types/admin";
 
-export type { HeuristicProfile, TargetField } from "../types/admin";
+export type { HeuristicProfile, LlmProfile, TargetField } from "../types/admin";
 
 export function fetchChannels(): Promise<ParseChannel[]> {
   return request<ParseChannel[]>("/parse-channels", undefined, ADMIN_BASE);
@@ -64,6 +65,10 @@ export function fetchTargetFields(): Promise<{ fields: TargetField[] }> {
   return request<{ fields: TargetField[] }>("/parser-profiles/target-fields", undefined, ADMIN_BASE);
 }
 
+export function fetchLlmDefaults(): Promise<LlmProfile> {
+  return request<LlmProfile>("/parser-profiles/llm-defaults", undefined, ADMIN_BASE);
+}
+
 export function generateParserProfile(payload: {
   sample_post: string;
   hint?: string;
@@ -94,10 +99,35 @@ export function generateParserProfile(payload: {
 export function previewParserProfile(
   sample_post: string,
   heuristic_profile: HeuristicProfile | Record<string, unknown>,
-): Promise<{ fields: Record<string, string> }> {
-  return request<{ fields: Record<string, string> }>(
+): Promise<{ fields: Record<string, string>; matched: boolean; missing_required: string[] }> {
+  return request<{ fields: Record<string, string>; matched: boolean; missing_required: string[] }>(
     "/parser-profiles/preview",
     { method: "POST", body: JSON.stringify({ sample_post, heuristic_profile }) },
     ADMIN_BASE,
   );
 }
+
+export function previewLlmProfile(
+  sample_post: string,
+  llm_profile: LlmProfile | Record<string, unknown>,
+): Promise<{
+  fields: Record<string, string>;
+  events: Record<string, string>[];
+  matched: boolean;
+  missing_required: string[];
+  is_event: boolean;
+  matched_count: number;
+}> {
+  return request<{
+    fields: Record<string, string>;
+    events: Record<string, string>[];
+    matched: boolean;
+    missing_required: string[];
+    is_event: boolean;
+    matched_count: number;
+  }>(
+    "/parser-profiles/preview-llm",
+    { method: "POST", body: JSON.stringify({ sample_post, llm_profile }) },
+    ADMIN_BASE,
+  );
+}