feat(devops): diagnose slow HK requests and dependency timings

src/features/housekeeping/foundation/foundation-source-contract.test.ts

@@ -605,15 +605,15 @@ describe("housekeeping foundation completion contracts", () => {
 		expect(html).toContain(`>${sentinel}</button>`);
 	});
 
-	it("validates the complete 141-row migration matrix without issues", () => {
+	it("validates the complete 142-row migration matrix without issues", () => {
 		const discovered = discoverLegacyPages();
 		const issues = validateMigrationEntries(
 			discovered,
 			HOUSEKEEPING_MIGRATION_MATRIX,
 		);
 
-		expect(HOUSEKEEPING_MIGRATION_MATRIX).toHaveLength(141);
-		expect(discovered).toHaveLength(141);
+		expect(HOUSEKEEPING_MIGRATION_MATRIX).toHaveLength(142);
+		expect(discovered).toHaveLength(142);
 		expect(issues).toEqual([]);
 	});
 });

src/features/housekeeping/migration/discover-legacy-pages.test.ts

@@ -29,7 +29,7 @@ describe("discoverLegacyPages", () => {
 	it("discovers the exact legacy administration inventory", () => {
 		const pages = discoverLegacyPages();
 
-		expect(pages).toHaveLength(141);
+		expect(pages).toHaveLength(142);
 		expect(pages).toContainEqual({
 			surface: "admin",
 			legacyPath: "/admin/users/:id/edit",

src/features/housekeeping/migration/matrix.test.ts

@@ -4,10 +4,10 @@ import { HOUSEKEEPING_MIGRATION_MATRIX } from "./matrix";
 import { validateMigrationEntries } from "./validate-matrix";
 
 describe("HOUSEKEEPING_MIGRATION_MATRIX", () => {
-	it("covers all 141 legacy pages exactly once", () => {
+	it("covers all 142 legacy pages exactly once", () => {
 		const discovered = discoverLegacyPages();
 
-		expect(HOUSEKEEPING_MIGRATION_MATRIX).toHaveLength(141);
+		expect(HOUSEKEEPING_MIGRATION_MATRIX).toHaveLength(142);
 		expect(
 			validateMigrationEntries(discovered, HOUSEKEEPING_MIGRATION_MATRIX),
 		).toEqual([]);

src/features/housekeeping/migration/system.test.ts

@@ -18,8 +18,8 @@ const SYSTEM_PREFIXES = [
 ] as const;
 
 describe("systemMigrationEntries", () => {
-	it("covers all 21 System pages exactly once", () => {
-		expect(systemMigrationEntries).toHaveLength(21);
+	it("covers all 22 System pages exactly once", () => {
+		expect(systemMigrationEntries).toHaveLength(22);
 		expect(
 			validateMigrationEntries(
 				ownedLegacyPages(SYSTEM_PREFIXES),

src/features/housekeeping/migration/system.ts

@@ -242,6 +242,18 @@ export const systemMigrationEntries: readonly MigrationEntry[] = [
 		localization: "PARTIAL",
 		accessibility: "PARTIAL",
 	}),
+	plannedSystemEntry({
+		surface: "admin",
+		legacyPath: "/admin/devops/performance",
+		sourceFile: "src/app/admin/devops/performance/page.tsx",
+		targetPath: "/admin/system/observability/devops/performance",
+		decision: "REBUILD",
+		capabilities: { read: [PERMS.DEVOPS_VIEW], mutate: [] },
+		dependencies: { queries: ["readPerformance"], mutations: [] },
+		auditRequirement: "NONE",
+		localization: "PARTIAL",
+		accessibility: "PARTIAL",
+	}),
 	plannedSystemEntry({
 		surface: "admin",
 		legacyPath: "/admin/emulator",