Mark documentation roadmap complete after final validation sweep

docs/roadmap/documentation.md

@@ -1,6 +1,6 @@
 # Roadmap: 1.0 Documentation Pass
 
-Status: Planned
+Status: Completed (2026-05-23)
 
 ## Goal
 
@@ -43,7 +43,7 @@ Out of scope:
 
 ### Stage 1: Inventory and Source-of-Truth Audit
 
-Status: Planned
+Status: Completed (2026-05-23)
 
 Create a file-by-file inventory of all non-policy docs before rewriting.
 
@@ -73,7 +73,7 @@ Acceptance criteria:
 
 ### Stage 2: User and Operator Docs
 
-Status: Planned
+Status: Completed (2026-05-23)
 
 Rewrite the user-facing and operator-facing docs first.
 
@@ -109,7 +109,7 @@ Acceptance criteria:
 
 ### Stage 3: Internal Developer Docs
 
-Status: Planned
+Status: Completed (2026-05-23)
 
 Rewrite implemented internal component docs after public docs stabilize.
 
@@ -141,7 +141,7 @@ Acceptance criteria:
 
 ### Stage 4: Integrations and Examples
 
-Status: Planned
+Status: Completed (2026-05-23)
 
 Review integration docs and maintained examples after core docs are rewritten.
 
@@ -168,7 +168,7 @@ Acceptance criteria:
 
 ### Stage 5: Roadmap Cleanup and Final Sweep
 
-Status: Planned
+Status: Completed (2026-05-23)
 
 Clean up roadmap state and run final documentation validation.