diff --git a/deploy.sh b/deploy.sh
new file mode 100755
index 0000000..f6ec48b
--- /dev/null
+++ b/deploy.sh
@@ -0,0 +1,51 @@
+#!/bin/bash
+# build package
+
+set -e
+
+if [[ $(basename "$(pwd)") != 'tubearchivist_browserextension' ]]; then
+    echo 'not in tubearchivist_browserextension folder'
+    exit 1
+fi
+
+printf "\ncreate new version:\n"
+read -r VERSION
+
+
+# build release zip files
+function create_zip {
+    cd extension
+
+    # firefox
+    rm manifest.json
+    cp manifest-firefox.json manifest.json
+    zip -rq ../release/ta-companion-"$VERSION"-firefox.zip . \
+        -x manifest-chrome.json -x manifest-firefox.json
+
+    # chrome
+    rm manifest.json
+    cp manifest-chrome.json manifest.json
+    zip -rq ../release/ta-companion-"$VERSION"-chrome.zip . \
+        -x manifest-chrome.json -x manifest-firefox.json
+
+    rm manifest.json
+    cd ..
+
+}
+
+
+# create release tag
+function create_release {
+
+    git tag -a "$VERSION" -m "new release version $VERSION"
+    git push all "$VERSION"
+
+}
+
+
+create_zip
+create_release
+
+
+##
+exit 0