Update install.func

misc/install.func

@@ -222,7 +222,7 @@ EOF
 
 get_gh_release() {
   local repo="$1"
-  local app="$2"
+  local app="${repo##*/}" # extract the app name from the repo URL
   local api_url="https://api.github.com/repos/$repo/releases/latest"
   local header=()
   local attempt=0
@@ -231,7 +231,6 @@ get_gh_release() {
 
   [[ -n "$GITHUB_TOKEN" ]] && header=(-H "Authorization: token $GITHUB_TOKEN")
 
-  # Retry loop
   until [[ $attempt -ge $max_attempts ]]; do
     ((attempt++))
     msg_info "[$attempt/$max_attempts] Fetching GitHub release for $repo"
@@ -241,13 +240,11 @@ get_gh_release() {
       continue
     fi
 
-    # Check for rate limit
     if echo "$api_response" | grep -q "API rate limit exceeded"; then
       msg_error "GitHub API rate limit exceeded. Set GITHUB_TOKEN to increase limit."
       return 1
     fi
 
-    # Check if repo not found
     if echo "$api_response" | jq -e '.message == "Not Found"' &>/dev/null; then
       msg_error "Repository not found: $repo"
       return 1
@@ -264,11 +261,11 @@ get_gh_release() {
 
     msg_ok "Found release: $tag for $repo"
 
-    # Save version file if not exists
+    # save version to file
     local version_file="/opt/${app}_version.txt"
     [[ ! -f "$version_file" ]] && echo "$tag" >"$version_file"
 
-    # Download tarball
+    # Download and extract
     local temp_file
     temp_file=$(mktemp)
     local tarball_url="https://github.com/$repo/archive/refs/tags/v$tag.tar.gz"
@@ -280,8 +277,8 @@ get_gh_release() {
 
     mkdir -p "/opt/$app"
     tar -xzf "$temp_file" -C /opt
-    mv /opt/"$(basename "$repo")-$tag"/* "/opt/$app/" 2>/dev/null
-    rm -rf "/opt/$(basename "$repo")-$tag"
+    mv "/opt/${app}-${tag}"/* "/opt/$app/" 2>/dev/null || msg_warn "Could not move extracted files."
+    rm -rf "/opt/${app}-${tag}"
 
     echo "$tag"
     return 0