L5 Berichte & Unterschrift: Berichtsinhalt, Services, Unterschrift und PDF

ReportContent-Vertrag, Content-Builder mit Tagesfilter, Services für Tages-/Abschlussbericht,
Bearbeiten, Absenden, Freigabe, Zurückweisen, neue Version, Unterschrift und PDF-Erzeugung
(playwright-core, Worker-Processor, Dockerfile-Stage worker). Stubs für L2-Transition/Blocker
und Dokumenten-Store.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

src/lib/reports/action-state.ts

@@ -0,0 +1,11 @@
+import type { CompletionBlocker } from "@/lib/work-orders/status";
+
+/** Result of report server actions (client-safe; "use server" files may only export async functions). */
+export type ReportActionErrorCode = "generic" | "not_found" | "forbidden" | "conflict" | "invalid" | "blocked";
+
+export type ReportActionState =
+  | { status: "idle" }
+  | { status: "ok"; reportId?: string; at: number }
+  | { status: "error"; code: ReportActionErrorCode; field?: string; blockers?: CompletionBlocker[]; at: number };
+
+export const IDLE: ReportActionState = { status: "idle" };