feat: add notification center package with toast and list functionalities

- Implemented notification center initialization and rendering utilities.
- Added toast notification types: success, error, warning, and info.
- Created notification list rendering with badge support.
- Included SVG icons for notification center.
- Added tests for notification center functionalities.

feat: introduce schema editor package for database management

- Developed schema editor initialization and field type definitions.
- Implemented table management and relationships handling.
- Added SVG icons for schema editor.
- Included tests for schema editor functionalities.

feat: create user manager package for user management operations

- Implemented user management actions: create, update, delete, change level, and toggle active.
- Developed user list rendering with sortable columns.
- Added SVG icons for user manager.
- Included tests for user manager functionalities.

feat: add workflow editor package for workflow management

- Developed workflow editor rendering and step management utilities.
- Implemented workflow run status display and progress rendering.
- Added SVG icons for workflow editor.
- Included tests for workflow editor functionalities.

chore: add static SVG icons for various packages

packages/code_editor/seed/scripts/lua.lua

@@ -0,0 +1,33 @@
+-- Lua Editor utilities
+local M = {}
+
+function M.render(value, options)
+  return {
+    type = "code_editor",
+    props = {
+      language = "lua",
+      value = value or "",
+      read_only = options and options.read_only or false,
+      line_numbers = true,
+      show_snippets = true
+    }
+  }
+end
+
+function M.validate(lua_code)
+  -- Lua syntax validation placeholder
+  return {
+    valid = true,
+    errors = {}
+  }
+end
+
+function M.run_sandbox(lua_code, context)
+  return {
+    action = "execute",
+    sandbox = true,
+    context = context or {}
+  }
+end
+
+return M