disable charts

pom.xml

@@ -94,12 +94,6 @@
 			<version>1.3.40</version>
 		</dependency>
 
-		<!-- JFreeChart for charts -->
-		<dependency>
-			<groupId>org.jfree</groupId>
-			<artifactId>jfreechart</artifactId>
-			<version>1.5.4</version>
-		</dependency>
 
 		<!-- MinIO for object storage -->
 		<dependency>

src/main/java/kz/konturai/parser/service/ReportGenerationService.java

@@ -5,11 +5,6 @@ import kz.konturai.parser.model.MarketItem;
 import kz.konturai.parser.repository.MarketItemRepository;
 import kz.konturai.parser.model.ReportHistory;
 import kz.konturai.parser.repository.ReportHistoryRepository;
-import org.jfree.chart.ChartFactory;
-import org.jfree.chart.JFreeChart;
-import org.jfree.chart.encoders.EncoderUtil;
-import org.jfree.chart.encoders.ImageFormat;
-import org.jfree.data.general.DefaultPieDataset;
 import org.springframework.http.MediaType;
 import org.springframework.stereotype.Service;
 import org.apache.poi.xwpf.usermodel.XWPFDocument;
@@ -325,30 +320,9 @@ public class ReportGenerationService {
     }
 
     private byte[] buildSentimentChart(Map<String, Long> sentiment) {
-        try {
-            // Disable font rendering to avoid Docker font issues
-            System.setProperty("java.awt.headless", "true");
-
-            DefaultPieDataset<String> dataset = new DefaultPieDataset<>();
-            for (Map.Entry<String, Long> e : sentiment.entrySet()) {
-                dataset.setValue(e.getKey(), e.getValue());
-            }
-
-            JFreeChart chart = ChartFactory.createPieChart("Sentiment", dataset, true, false, false);
-
-            // Create buffered image with headless graphics
-            java.awt.image.BufferedImage image = new java.awt.image.BufferedImage(800, 500,
-                    java.awt.image.BufferedImage.TYPE_INT_RGB);
-            java.awt.Graphics2D g2d = image.createGraphics();
-            g2d.setRenderingHint(java.awt.RenderingHints.KEY_ANTIALIASING, java.awt.RenderingHints.VALUE_ANTIALIAS_ON);
-            chart.draw(g2d, new java.awt.geom.Rectangle2D.Double(0, 0, 800, 500));
-            g2d.dispose();
-
-            return EncoderUtil.encode(image, ImageFormat.PNG);
-        } catch (Exception ex) {
-            // Return null if chart generation fails
-            return null;
-        }
+        // Disable chart generation in Docker to avoid font library issues
+        // Return null to skip chart insertion
+        return null;
     }
 
     private Map<String, Long> collectEntityFreq(List<MarketItem> items, String key) {