Implement DOM-JS bridge: node manipulation and properties · Pull Request #280 · pierrelf.com/we

Implements issue 3mhyfmx5ucc2g

Summary #

Tree manipulation methods: appendChild, removeChild, insertBefore, replaceChild, cloneNode, hasChildNodes
Content properties: textContent (get/set), innerHTML (get/set with HTML parsing), outerHTML (get)
Attribute methods: getAttribute, setAttribute, removeAttribute, hasAttribute, attributes array
Navigation properties: parentNode, parentElement, childNodes, children, firstChild, lastChild, firstElementChild, lastElementChild, nextSibling, previousSibling, nextElementSibling, previousElementSibling
element.style object with camelCase CSS property access (syncs to inline style attribute)
element.classList with add, remove, toggle, contains methods
VM interception for dynamic DOM property get/set (navigation and content always reflect current DOM state)
36 new tests covering all acceptance criteria

Phase 11 — DOM-JS Bindings (issue 3 of 8).