JS support

[Desdaemon]

• [x] class Foo extends Component
• [x] Foo.template =
  • [x] static template =
• [x] Parse Foo.components = for autocompletion in template
• [x] <Foo /> goto-definition/references/..
• [x] Prop completion
  • [x] Parse Foo.props =
  • [x] Parse ...ParentOfFoo.props
• [ ] Merge with odoo-import
  • [ ] (Option 1) Change project to TS, create wrappers over both Pyright and tsserver
  • [ ] (Option 2) Implement name-based resolution only (low accuracy but simple impl)