Close LinkedIn Posts audit subtask

Confirmed complete with End of Month Report — every post through
25/08 with export data audited; the 25/08 gap is a data-refresh
dependency, not outstanding audit work.

index.html

@@ -6425,9 +6425,11 @@
       label: "LinkedIn",
       subtasks: [
         { id: "st-65ccdb7a", subtask: "July EOM Report", ask: "July's End of Month Report — narrative sections written, but the actual build isn't complete", kpi: "—", status: "Still open, specific remaining gap not yet identified" },
-        { id: "st-44674ab5", subtask: "Posts audit", ask: "LinkedIn posts need to be audited", kpi: "—", status: "Still open" }
+        { id: "st-44674ab5", subtask: "Posts audit", ask: "LinkedIn posts need to be audited", kpi: "—", status: "Done", closedDate: "2026-08-26", closedSource: "Mckinley-directed" }
+      ],
+      notes: [
+        { date: "2026-08-26", source: "Mckinley-directed", text: "Posts audit closed: confirmed complete with End of Month Report — every post through 25/08 with export data has been audited. The remaining gap (25/08 not yet in the dashboard) is a separate LinkedIn export data-refresh dependency, not outstanding audit work." }
       ],
-      notes: [],
       reports: []
     },
     {