fix(db): use single timestamp in markRefreshed + recordAutomationExecution (P1-23, P3-46)

src/main/database/automation.ts

@@ -53,8 +53,9 @@ export function buildAutomationMethods(
 
     recordAutomationExecution(ruleId: string, companyId: string, ruleName: string, trigger: string, action: string, detail: string) {
       const id = randomUUID();
-      getDb().prepare("insert into automation_log (id, company_id, rule_id, rule_name, trigger, action, detail, executed_at) values (?, ?, ?, ?, ?, ?, ?, ?)").run(id, companyId, ruleId, ruleName, trigger, action, detail, nowIso());
-      getDb().prepare("update automation_rules set execution_count = execution_count + 1, last_executed_at = ? where id = ?").run(nowIso(), ruleId);
+      const ts = nowIso();
+      getDb().prepare("insert into automation_log (id, company_id, rule_id, rule_name, trigger, action, detail, executed_at) values (?, ?, ?, ?, ?, ?, ?, ?)").run(id, companyId, ruleId, ruleName, trigger, action, detail, ts);
+      getDb().prepare("update automation_rules set execution_count = execution_count + 1, last_executed_at = ? where id = ?").run(ts, ruleId);
     },
 
     getAutomationLog(companyId: string) {

src/main/database/credentials.ts

@@ -166,11 +166,12 @@ export function buildCredentialMethods(
     ciphertext: Uint8Array,
     expiresAt: string | null,
   ): void {
+    const ts = nowIso();
     getDb()
       .prepare(
         "update credentials set backend = ?, ciphertext = ?, expires_at = ?, last_refreshed_at = ?, status = 'active', last_error = null, updated_at = ? where connector_id = ?",
       )
-      .run(backend, ciphertext, expiresAt, nowIso(), nowIso(), connectorId);
+      .run(backend, ciphertext, expiresAt, ts, ts, connectorId);
   }
 
   return { list, get, upsert, remove, setStatus, markRefreshed };