Add Azure Blob Storage archive & email safety net

- Add AzureBlobStorageService, DocumentArchiveSyncService, and related config for secondary PDF archiving of invoices/reminders
- Add SQL procs and schema changes for archive backfill
- Update invoice/reminder services to upload PDFs to blob storage
- Add telemetry counters and unit tests for blob storage/archive logic
- Add Fuchs:Email:OverrideRecipient config and enforce dev/test email redirect in ProcessWebComService, with tests
- Improve JS date parsing (German formats), stricter JSON date detection
- Increase widget SQL timeouts, update dependencies, docs, and project files

Fuchs/js/intranet/fis_main.js

@@ -150,7 +150,7 @@ $fis.resetPass = function (id, fds) {
 $fis.wdg = function (options) {
     let wf = $(this).empty();
     $ocms.postXT({
-        url: $ocms.url('wdg/one'), data: { short_name: options.wdg }, success: function (response, textStatus, jqXHR) {
+        url: $ocms.url('wdg/one'), data: { short_name: options.wdg }, timeout: 90000, success: function (response, textStatus, jqXHR) {
             let wi = options.wdg, wx = response[wi];
             if (!wx) { wf.ldng(0); return; }
             let dbl = $.inArrayRegEx('dblwidth', wx.rendering_options) > -1, tiny = $.inArrayRegEx('tiny', wx.rendering_options) > -1;
@@ -175,7 +175,7 @@ $fis.wdg = function (options) {
                         var tdr = $$.tr().appendTo(tblset.bdy);
                         $.each(wx.columns, function (ci, col) {
                             var tdc = $$.td().appendTo(tdr);
-                            if (dx[col] instanceof Date || $ocms.isDateString(dx[col]) === true) {
+                            if (dx[col] instanceof Date || $ocms.isJSONDateString(dx[col]) === true) {
                                 tdc.text(fdt(dx[col], $t.dateformat));
                             } else {
                                 tdc.rwText(dx[col]);