CodePress CMS v1.9.0: visitor statistics with SVG world map and GeoIP

- Add GeoIP class with provider chain: local DB-IP Lite, MaxMind .mmdb, external API
- Add built-in pure-PHP MMDBReader so .mmdb works without Composer
- Add cli/geoip-update.php to download DB-IP Lite and build a compact binary index
- Add cli/generate-world-map.php to generate the world map SVG from Natural Earth TopoJSON
- Add Analytics class aggregating stats in admin/storage/stats.json with LOCK_EX
- Add admin statistics page with choropleth world map, country list, top pages,
  daily chart, referrers and a period filter
- Add GeoIP and privacy settings with database update and stats reset buttons
- Add optional IP anonymization and configurable retention period
- Add country field to requests.log (parser accepts 7, 8 or 9 fields)
- Add country column to request log and KPI cards to the dashboard
- Ignore GeoIP binaries and stats.json in Git
- Update TODO.md, guides and version to 1.9.0

version.php

@@ -6,12 +6,27 @@
  */
 
 return [
-    'version' => '1.8.0',
+    'version' => '1.9.0',
     'release_date' => '2026-07-29',
-    'codename' => 'BotGuard',
+    'codename' => 'Atlas',
     'status' => 'stable',
 
     'changelog' => [
+        '1.9.0' => [
+            'date' => '2026-07-29',
+            'changes' => [
+                'Visitor statistics dashboard (/admin/statistics) with SVG world map choropleth',
+                'GeoIP country resolution with provider chain: local DB-IP Lite, MaxMind .mmdb, or external API',
+                'Built-in pure-PHP MaxMind DB reader (no Composer dependency required)',
+                'cli/geoip-update.php downloads DB-IP Lite and builds a compact binary index',
+                'cli/generate-world-map.php generates the world map SVG from Natural Earth TopoJSON',
+                'Aggregated statistics in admin/storage/stats.json (survives log clearing)',
+                'Unique visitors, human vs bot split, top pages, referrers and daily chart',
+                'Period filter (7 / 30 / 90 days / all time)',
+                'Optional IP anonymization and configurable retention period',
+                'Country column with flags in the request log and KPI cards on the dashboard',
+            ]
+        ],
         '1.8.0' => [
             'date' => '2026-07-29',
             'changes' => [