diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index d8a50b50..7d748f4d 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -38,6 +38,9 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
       
@@ -63,5 +66,8 @@ jobs:
         with:
           context: .
           push: true
+          platforms: linux/amd64,linux/arm64
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
diff --git a/optillm/plugins/readurls_plugin.py b/optillm/plugins/readurls_plugin.py
index 6fa44755..8d6e9d1b 100644
--- a/optillm/plugins/readurls_plugin.py
+++ b/optillm/plugins/readurls_plugin.py
@@ -25,7 +25,7 @@ def extract_urls(text: str) -> List[str]:
 def fetch_webpage_content(url: str, max_length: int = 100000) -> str:
     try:
         headers = {
-            'User-Agent': 'optillm/0.0.18 (https://github.com/codelion/optillm)'
+            'User-Agent': 'optillm/0.0.19 (https://github.com/codelion/optillm)'
         }
         
         response = requests.get(url, headers=headers, timeout=10)
diff --git a/setup.py b/setup.py
index 40a19e9c..c2693f61 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 
 setup(
     name="optillm",
-    version="0.0.18",
+    version="0.0.19",
     packages=find_packages(),
     py_modules=['optillm'],
     package_data={