Improves version extraction in installation script (#1048)

Updates version parsing logic to use more robust grep and sed approach

Enhances cross-platform compatibility for extracting GitHub release version
Removes potential parsing inconsistencies in version extraction

install.sh

@@ -42,8 +42,8 @@ get_os_arch() {
 
 echo "fetching latest version from github..."
 LATEST_RELEASE=$(curl -s https://api.github.com/repos/mediar-ai/screenpipe/releases/latest)
-VERSION=$(echo "$LATEST_RELEASE" | grep -o '"tag_name": "v[^"]*"' | cut -d'"' -f4 | sed 's/^v//')
-
+# Extract version using grep and sed for cross-platform compatibility
+VERSION=$(echo "$LATEST_RELEASE" | grep -o '"tag_name": *"v[^"]*"' | sed 's/.*"v\([^"]*\)".*/\1/')
 if [ -z "$VERSION" ]; then
     echo "failed to fetch latest version"
     exit 1