feat(webui): migrate icons, Tooltip, WaitingMessage from vscode-ide-companion

- Move icon components (FileIcons, EditIcons, NavigationIcons, StatusIcons,
  SpecialIcons, StopIcon) from vscode-ide-companion to webui package
- Migrate Tooltip component with CSS variable theming support
- Migrate WaitingMessage and InterruptedMessage components
- Enhance Button component with forwardRef, new variants (ghost, outline),
  loading state, and icon support
- Enhance Input component with forwardRef, error state, label, and helper text
- Update vscode-ide-companion to import components from @qwen-code/webui
- Remove replaced local components from vscode-ide-companion
- Add skipLibCheck to vscode-ide-companion tsconfig for type compatibility

packages/webui/scripts/add-license-header.sh

@@ -0,0 +1,48 @@
+#!/bin/bash
+
+# Script to check and add license header to files in the packages/webui directory
+# If a file doesn't have the required license header, it will be added at the top
+# Excludes Markdown files and common build/dependency directories
+
+LICENSE_HEADER="/**
+ * @license
+ * Copyright 2025 Qwen Team
+ * SPDX-License-Identifier: Apache-2.0
+ */"
+
+# Directory to scan (relative to script location)
+TARGET_DIR="$(dirname "$0")/../"
+
+# Find all JavaScript, TypeScript, CSS, HTML, and JSX/TSX files in the target directory, excluding Markdown files
+# Also exclude common build/dependency directories
+find "$TARGET_DIR" -type f \( -name "*.js" -o -name "*.jsx" -o -name "*.ts" -o -name "*.tsx" -o -name "*.cjs" -o -name "*.mjs" -o -name "*.css" -o -name "*.html" \) -not -name "*.md" \
+  -not -path "*/node_modules/*" \
+  -not -path "*/dist/*" \
+  -not -path "*/build/*" \
+  -not -path "*/coverage/*" \
+  -not -path "*/.next/*" \
+  -not -path "*/out/*" \
+  -not -path "*/target/*" \
+  -not -path "*/vendor/*" \
+  -print0 | while IFS= read -r -d '' file; do
+    # Skip the script file itself
+    if [[ "$(basename "$file")" != "add-license-header.sh" ]]; then
+        # Check if the file starts with the license header
+        if ! head -n 5 "$file" | grep -Fq "@license"; then
+            echo "Adding license header to: $file"
+
+            # Create a temporary file with the license header followed by the original content
+            temp_file=$(mktemp)
+            echo "$LICENSE_HEADER" > "$temp_file"
+            echo "" >> "$temp_file"  # Add an empty line after the license header
+            cat "$file" >> "$temp_file"
+
+            # Move the temporary file to replace the original file
+            mv "$temp_file" "$file"
+        else
+            echo "License header already present in: $file"
+        fi
+    fi
+done
+
+echo "License header check and update completed."