feat: inline chrome-extension-toolkit (#744)

* feat(build): inline chrome-extension-toolkit

fix: tsconfig

docs: add chrome-extension-toolkit README.md

chore: update imports

fix: stores

fix: chrome-extension-toolkit ForegroundMessenger

fix: calendarBackgroundHandler

fix: format and lint

fix: path alias

fix: add jsdom env and fix imports

Co-authored-by: Sriram Hariharan <sghsri@gmail.com>

* build: vite storybook config crx toolkit line

---------

Co-authored-by: Sriram Hariharan <sghsri@gmail.com>
Co-authored-by: Derek <derex1987@gmail.com>

src/lib/chrome-extension-toolkit/utils/string.ts

@@ -0,0 +1,8 @@
+/**
+ * Capitalizes the first letter of a string
+ * @param str the string to capitalize
+ * @returns the capitalized string
+ */
+export function capitalize(str: string): string {
+    return str.charAt(0).toUpperCase() + str.slice(1);
+}