diff --git a/.github/workflows/test-keystore.yml b/.github/workflows/test-keystore.yml
index 14cdba1..78273c2 100644
--- a/.github/workflows/test-keystore.yml
+++ b/.github/workflows/test-keystore.yml
@@ -23,7 +23,7 @@ jobs:
         with:
           java-version: '17'  # Using a stable JDK version
           distribution: 'temurin'
-      
+
       - name: Verify Java and Keytool Installation
         run: |
           echo "Java version:"
@@ -34,7 +34,7 @@ jobs:
 
       - name: Create Test Directory
         run: mkdir -p keystore-test
-      
+
       - name: Check KEYSTORE_BASE64 Secret Length
         run: |
           if [[ -n "${{ secrets.KEYSTORE_BASE64 }}" ]]; then
@@ -44,7 +44,7 @@ jobs:
             echo "❌ KEYSTORE_BASE64 secret is not set"
             exit 1
           fi
-      
+
       - name: Decode Keystore
         run: |
           # Decode the base64 keystore to a file
@@ -56,10 +56,10 @@ jobs:
             echo "File size: $(wc -c < keystore-test/release.keystore) bytes"
             echo "File details:"
             ls -la keystore-test/release.keystore
-            
+          
             # Check file type
             file keystore-test/release.keystore
-            
+          
             # Show first few bytes as hex (for debugging)
             echo "First 32 bytes as hex:"
             hexdump -C -n 32 keystore-test/release.keystore
@@ -67,7 +67,7 @@ jobs:
             echo "❌ Keystore file is empty or not created properly"
             exit 1
           fi
-      
+
       - name: Dump Keystore Information
         if: always()  # Run even if previous steps failed
         run: |
@@ -102,20 +102,20 @@ jobs:
             echo "❌ Keystore password is incorrect or keystore format is invalid"
             echo "Error output:"
             cat keystore-test/output.txt
-            
+          
             # Try common default passwords
             echo "Trying with empty password..."
             keytool -list -keystore keystore-test/release.keystore -storepass "" > keystore-test/empty.txt 2>&1 || true
-            
+          
             if grep -q "Keystore type:" keystore-test/empty.txt; then
               echo "✅ Keystore works with EMPTY password"
             else
               echo "❌ Empty password doesn't work either"
             fi
-            
+          
             echo "Trying with 'android' as password..."
             keytool -list -keystore keystore-test/release.keystore -storepass "android" > keystore-test/android.txt 2>&1 || true
-            
+          
             if grep -q "Keystore type:" keystore-test/android.txt; then
               echo "✅ Keystore works with 'android' as password"
             else
@@ -124,19 +124,20 @@ jobs:
           fi
 
       - name: Test Key Alias
-        if: always()  # Run even if previous steps failed
+        if: always()
         run: |
           echo "Testing key alias..."
           keytool -list -keystore keystore-test/release.keystore -storepass "${{ secrets.KEYSTORE_PASSWORD }}" -alias "${{ secrets.KEY_ALIAS }}" > keystore-test/alias.txt 2>&1 || true
           
-          if grep -q "Alias name:" keystore-test/alias.txt; then
+          # Check success by looking for the certificate fingerprint instead of "Alias name:"
+          if grep -q "PrivateKeyEntry" keystore-test/alias.txt; then
             echo "✅ Key alias exists in the keystore"
             cat keystore-test/alias.txt
           else
             echo "❌ Key alias does not exist in the keystore or other error"
             echo "Error output:"
             cat keystore-test/alias.txt
-            
+          
             echo "Available aliases in the keystore (if any):"
             keytool -list -keystore keystore-test/release.keystore -storepass "${{ secrets.KEYSTORE_PASSWORD }}" 2>/dev/null | grep -i "alias" || echo "Could not list aliases"
           fi
@@ -148,7 +149,7 @@ jobs:
           for type in "JKS" "PKCS12" "JCEKS"; do
             echo "Testing with store type: $type"
             keytool -list -keystore keystore-test/release.keystore -storetype $type -storepass "${{ secrets.KEYSTORE_PASSWORD }}" > keystore-test/storetype-$type.txt 2>&1 || true
-            
+          
             if grep -q "Keystore type:" keystore-test/storetype-$type.txt; then
               echo "✅ Keystore works with type $type"
               cat keystore-test/storetype-$type.txt | head -5
@@ -157,6 +158,45 @@ jobs:
             fi
           done
 
+      - name: Test Signing a File
+        if: always()  # Run even if previous steps failed
+        run: |
+          echo "Testing if keystore can actually sign files..."
+          
+          # Create a small dummy file to sign
+          echo "Test content for signing" > keystore-test/test-file.txt
+          
+          # Create a simple JAR file for signing
+          jar cf keystore-test/test.jar keystore-test/test-file.txt
+          
+          # Try to sign the JAR with the keystore
+          jarsigner -keystore keystore-test/release.keystore \
+                    -storepass "${{ secrets.KEYSTORE_PASSWORD }}" \
+                    -keypass "${{ secrets.KEY_PASSWORD }}" \
+                    -signedjar keystore-test/signed.jar \
+                    keystore-test/test.jar \
+                    "${{ secrets.KEY_ALIAS }}" \
+                    > keystore-test/signing.txt 2>&1 || true
+          
+          # Check if the signing was successful
+          if [ -f keystore-test/signed.jar ] && jarsigner -verify -keystore keystore-test/release.keystore -storepass "${{ secrets.KEYSTORE_PASSWORD }}" keystore-test/signed.jar > keystore-test/verify.txt 2>&1; then
+            echo "✅ Successfully signed and verified a file with the keystore"
+            ls -la keystore-test/signed.jar
+            cat keystore-test/verify.txt | grep -v password
+          else
+            echo "❌ Failed to sign a file with the keystore"
+            echo "Signing output:"
+            cat keystore-test/signing.txt | grep -v password
+          
+            # If the signed JAR exists, try to verify it anyway
+            if [ -f keystore-test/signed.jar ]; then
+              echo "Attempting to verify the signed file anyway:"
+              jarsigner -verify keystore-test/signed.jar > keystore-test/verify-anyway.txt 2>&1 || true
+              cat keystore-test/verify-anyway.txt | grep -v password
+            fi
+          fi
+
+
       - name: Create Test Keystore (Sanity Check)
         if: always()  # Run even if previous steps failed
         run: |