docs(sdlc): hold meetings on weekdays, 5+ days after reviewed commits

scripts/sdlc-seed/timeline.mjs

@@ -4,7 +4,7 @@
 // Planned dates in the future are fine; facts that only came into being later are not.
 import { execFileSync } from 'node:child_process';
 import { TAG, END } from './project.mjs';
-import { CORRECTIONS } from './history.mjs';
+import { CORRECTIONS, MEETINGS, PERIODS, taskById } from './history.mjs';
 
 /** Document date from its name: "... 25690817 V1.0 ..." -> 2026-08-17 */
 export function docDate(name) {
@@ -79,5 +79,33 @@ export function hindsightErrors(docs, root) {
     }
     for (const what of found) errors.push(`${d.name}: ${what}`);
   }
-  return errors;
+
+  // Meetings are held on working days, at least MEETING_LAG days after the commits and corrections
+  // they review, so the work has settled before it is reported as done.
+  const MEETING_LAG = 5;
+  const lagged = (iso) => new Date(Date.parse(`${iso}T00:00:00Z`) - MEETING_LAG * 864e5).toISOString().slice(0, 10);
+  const weekend = (iso) => [0, 6].includes(new Date(`${iso}T00:00:00Z`).getUTCDay());
+  const corrected = new Map(CORRECTIONS.map((c) => [c[0], c[2]]));
+  for (const m of MEETINGS) {
+    const where = `Minutes Of Meeting ${m.date}`;
+    const latest = lagged(m.date);
+    if (weekend(m.date)) errors.push(`${where}: held on a weekend`);
+    if (m.next && !(m.next.date > m.date && !weekend(m.next.date))) errors.push(`${where}: next meeting ${m.next.date} is not a later working day`);
+    const text = JSON.stringify(m);
+    const hashes = new Set([...text.matchAll(/(?<![\w/.-])([0-9a-f]{7,40})(?![\w/.-])/g)].map((x) => x[1]));
+    const range = taskById(m.taskId)[9].match(/\bGit (\w+)(?:–(\w+))?/);
+    if (range) hashes.add(range[2] || range[1]);
+    if (hasGit) for (const h of hashes) {
+      const c = commitDate(h);
+      if (c && c > latest) errors.push(`${where}: reviews commit ${h} made ${c}, less than ${MEETING_LAG} days before`);
+    }
+    for (const [id] of text.matchAll(/\bISS-\d{3}\b/g)) {
+      if (corrected.get(id) > latest) errors.push(`${where}: confirms ${id} corrected ${corrected.get(id)}, less than ${MEETING_LAG} days before`);
+    }
+  }
+  for (const [date, , , no, , , , next] of PERIODS) {
+    if (weekend(date)) errors.push(`Progress Status Record ${no} (${date}): dated on a weekend`);
+    if (next && !(next.date > date && !weekend(next.date))) errors.push(`Progress Status Record ${no} (${date}): next meeting ${next.date} is not a later working day`);
+  }
+  return [...new Set(errors)];
 }