change: version infor added to partitions schema

PARTITIONING.md

@@ -62,6 +62,12 @@ System state can be monitored via the `partitions.monitoring` view.
 SELECT * FROM partitions.monitoring;
 ```
 
+### Versioning
+To check the installed version of the partitioning solution:
+```sql
+SELECT * FROM partitions.version ORDER BY installed_at DESC LIMIT 1;
+```
+
 ### Least Privilege Access (`zbx_monitor`)
 For monitoring purposes, it is recommended to create a dedicated user with read-only access to the monitoring view.
 

postgresql/procedures/00_partitions_init.sql

@@ -15,6 +15,17 @@ CREATE TABLE IF NOT EXISTS partitions.config (
     PRIMARY KEY (table_name)
 );
 
+-- Table to track installed version of the partitioning solution
+CREATE TABLE IF NOT EXISTS partitions.version (
+    version text PRIMARY KEY,
+    installed_at timestamp with time zone DEFAULT now(),
+    description text
+);
+
+-- Set initial version
+INSERT INTO partitions.version (version, description) VALUES ('1.0', 'Initial release')
+ON CONFLICT (version) DO NOTHING;
+
 -- Default configuration for Zabbix tables (adjust as needed)
 -- History tables: Daily partitions, keep 30 days
 INSERT INTO partitions.config (table_name, period, keep_history) VALUES