feat(oi): add open interest scraper module

add new oi_scraper directory for collecting open interest data
and update the main EA to integrate with the scraper functionality

oi_scraper/run_scraper.bat

@@ -0,0 +1,47 @@
+@echo off
+REM ==========================================
+REM CME OI Scraper - Automatic Daily Runner
+REM ==========================================
+
+REM Change to script directory
+cd /d C:\Users\YourUsername\Gitea\MeanRevisionEA\oi_scraper
+
+echo ==========================================
+echo CME OI Scraper - Daily Update
+echo ==========================================
+echo Started at: %date% %time%
+echo ========================================== >> scraper.log
+
+REM Run Python scraper
+python main.py >> scraper.log 2>&1
+
+REM Check if scraper succeeded
+if %ERRORLEVEL% EQU 0 (
+    echo [%date% %time%] Scraper completed successfully >> scraper.log
+    
+    REM Check if CSV file was created
+    if exist oi_data.csv (
+        echo [%date% %time%] CSV file created successfully >> scraper.log
+        
+        REM Copy to MetaTrader 5 Files directory
+        REM Update this path to your actual MT5 directory
+        copy oi_data.csv "C:\Users\YourUsername\AppData\Roaming\MetaQuotes\Terminal\[Your_Terminal_ID]\MQL5\Files\oi_data.csv"
+        
+        if %ERRORLEVEL% EQU 0 (
+            echo [%date% %time%] CSV copied to MT5 Files directory >> scraper.log
+        ) else (
+            echo [%date% %time%] ERROR: Failed to copy CSV to MT5 directory >> scraper.log
+        )
+    ) else (
+        echo [%date% %time%] WARNING: oi_data.csv not found >> scraper.log
+    )
+) else (
+    echo [%date% %time%] ERROR: Scraper failed with error code %ERRORLEVEL% >> scraper.log
+)
+
+echo ==========================================
+echo Completed at: %date% %time%
+echo ==========================================
+
+REM Keep window open for 5 seconds to see any errors
+timeout /t 5