Add .gitattributes to enforce consistent line endings

.gitattributes

@@ -0,0 +1,17 @@
+* text=auto
+
+# Force Unix line endings for source files
+*.md text eol=lf
+*.ts text eol=lf
+*.js text eol=lf
+*.json text eol=lf
+*.yml text eol=lf
+*.tsx text eol=lf
+*.jsx text eol=lf
+*.css text eol=lf
+*.scss text eol=lf
+*.html text eol=lf
+
+# Force Windows line endings for build artifacts
+*.bat text eol=crlf
+*.cmd text eol=crlf

src/main/services/excel/excel-parser.ts

@@ -356,7 +356,7 @@ export class ExcelParser {
               // Extract material data
               const material = this.parseMaterialRowInternal(allRows[dataRow], dataRow + 1)
               if (material) {
-                this.log('  Parsed material:', material.materialCode)
+                //this.log('  Parsed material:', material.materialCode)
                 materials.push(material)
               } else {
                 this.log('  Skipped material row at', dataRow + 1)