closes #5

and instead require it for the bin target

- move dev dependencies to where they belong
- adjust npm scripts

add batchSetConfig
add tests for it
fix the existing tests

also expose the client in the js console
to make the example more useful for testing

also commit updated `client.ts`

closes #8

enable webserver feature by default

update core to new unreleased 1.70

fix "context as first argument" code convention and fix clippy

and fix clippy

for some reason this breaks the send message test - did something in the contact request logic ch...

use ts-rs to generate some of the typescript types

& give message sending test more time

Add coverage test

add more contact metods

- sc_contacts_get_contacts_by_ids
- sc_contacts_get_contacts
- sc_contacts_get_contact_ids

+ test for it

add typescript tests

and change rust toolchain version to 1.50.0

and add rust caching, should solve #4

missing directory change

add api sc_contacts_create_contact
and sc_contacts_create_chat_by_contact_id

typescript: make loglevel configurable

add ts and formatting checks to GH action

not all contexts.
reason:
configure doesn't affect other contexts
and when it fails other account...

and a simple function to send text messages.

object key was not the chatid

add DeltaChat.isConnectedToBackend()

also add emit an event when the connectivity to backend changes

add rust test ci

and update todo

also improve the example a tiny bit

add example instructions to readme