Move a lot of stuff + tidy stuff (#37)

Lots of renaming and moving stuff, some bug fixes, more lenient parsing of notifications and home timeline.

internal/router/mock_Router.go

@@ -1,44 +0,0 @@
-// Code generated by mockery v2.7.4. DO NOT EDIT.
-
-package router
-
-import (
-	context "context"
-
-	gin "github.com/gin-gonic/gin"
-	mock "github.com/stretchr/testify/mock"
-)
-
-// MockRouter is an autogenerated mock type for the Router type
-type MockRouter struct {
-	mock.Mock
-}
-
-// AttachHandler provides a mock function with given fields: method, path, f
-func (_m *MockRouter) AttachHandler(method string, path string, f gin.HandlerFunc) {
-	_m.Called(method, path, f)
-}
-
-// AttachMiddleware provides a mock function with given fields: handler
-func (_m *MockRouter) AttachMiddleware(handler gin.HandlerFunc) {
-	_m.Called(handler)
-}
-
-// Start provides a mock function with given fields:
-func (_m *MockRouter) Start() {
-	_m.Called()
-}
-
-// Stop provides a mock function with given fields: ctx
-func (_m *MockRouter) Stop(ctx context.Context) error {
-	ret := _m.Called(ctx)
-
-	var r0 error
-	if rf, ok := ret.Get(0).(func(context.Context) error); ok {
-		r0 = rf(ctx)
-	} else {
-		r0 = ret.Error(0)
-	}
-
-	return r0
-}