Add AnyClip integration tools and extracted source code

- Add authentication scripts with SubtleCrypto password encryption
- Add sourcemap extraction pipeline (update-urls, download-sourcemaps, extract-sources)
- Add Playwright API interception script for monetization endpoints
- Document two-step auth flow with JWT tokens and dual cookies
- Move extracted source from root to anyclip/ directory
- Add project configuration (.env.example, .gitignore, CLAUDE.md)

anyclip/client/set-attributes-from-props.ts

@@ -0,0 +1,59 @@
+const DOMAttributeNames: Record<string, string> = {
+  acceptCharset: 'accept-charset',
+  className: 'class',
+  htmlFor: 'for',
+  httpEquiv: 'http-equiv',
+  noModule: 'noModule',
+}
+
+const ignoreProps = [
+  'onLoad',
+  'onReady',
+  'dangerouslySetInnerHTML',
+  'children',
+  'onError',
+  'strategy',
+  'stylesheets',
+]
+
+function isBooleanScriptAttribute(
+  attr: string
+): attr is 'async' | 'defer' | 'noModule' {
+  return ['async', 'defer', 'noModule'].includes(attr)
+}
+
+export function setAttributesFromProps(el: HTMLElement, props: object) {
+  for (const [p, value] of Object.entries(props)) {
+    if (!props.hasOwnProperty(p)) continue
+    if (ignoreProps.includes(p)) continue
+
+    // we don't render undefined props to the DOM
+    if (value === undefined) {
+      continue
+    }
+
+    const attr = DOMAttributeNames[p] || p.toLowerCase()
+
+    if (el.tagName === 'SCRIPT' && isBooleanScriptAttribute(attr)) {
+      // Correctly assign boolean script attributes
+      // https://github.com/vercel/next.js/pull/20748
+      ;(el as HTMLScriptElement)[attr] = !!value
+    } else {
+      el.setAttribute(attr, String(value))
+    }
+
+    // Remove falsy non-zero boolean attributes so they are correctly interpreted
+    // (e.g. if we set them to false, this coerces to the string "false", which the browser interprets as true)
+    if (
+      value === false ||
+      (el.tagName === 'SCRIPT' &&
+        isBooleanScriptAttribute(attr) &&
+        (!value || value === 'false'))
+    ) {
+      // Call setAttribute before, as we need to set and unset the attribute to override force async:
+      // https://html.spec.whatwg.org/multipage/scripting.html#script-force-async
+      el.setAttribute(attr, '')
+      el.removeAttribute(attr)
+    }
+  }
+}