add agent schemas

resources/agent-schemas/src/opencode.ts

@@ -0,0 +1,55 @@
+import { fetchWithCache } from "./cache.js";
+import { createNormalizedSchema, openApiToJsonSchema, type NormalizedSchema } from "./normalize.js";
+import type { JSONSchema7 } from "json-schema";
+
+const OPENAPI_URL =
+  "https://raw.githubusercontent.com/sst/opencode/dev/packages/sdk/openapi.json";
+
+// Key schemas we want to extract
+const TARGET_SCHEMAS = [
+  "Session",
+  "Message",
+  "Part",
+  "Event",
+  "PermissionRequest",
+  "QuestionRequest",
+  "TextPart",
+  "ToolCallPart",
+  "ToolResultPart",
+  "ErrorPart",
+];
+
+interface OpenAPISpec {
+  components?: {
+    schemas?: Record<string, unknown>;
+  };
+}
+
+export async function extractOpenCodeSchema(): Promise<NormalizedSchema> {
+  console.log("Extracting OpenCode schema from OpenAPI spec...");
+
+  const specText = await fetchWithCache(OPENAPI_URL);
+  const spec: OpenAPISpec = JSON.parse(specText);
+
+  if (!spec.components?.schemas) {
+    throw new Error("OpenAPI spec missing components.schemas");
+  }
+
+  const definitions: Record<string, JSONSchema7> = {};
+
+  // Extract all schemas, not just target ones, to preserve references
+  for (const [name, schema] of Object.entries(spec.components.schemas)) {
+    definitions[name] = openApiToJsonSchema(schema as Record<string, unknown>);
+  }
+
+  // Verify target schemas exist
+  const missing = TARGET_SCHEMAS.filter((name) => !definitions[name]);
+  if (missing.length > 0) {
+    console.warn(`  [warn] Missing expected schemas: ${missing.join(", ")}`);
+  }
+
+  const found = TARGET_SCHEMAS.filter((name) => definitions[name]);
+  console.log(`  [ok] Extracted ${Object.keys(definitions).length} schemas (${found.length} target schemas)`);
+
+  return createNormalizedSchema("opencode", "OpenCode SDK Schema", definitions);
+}