refactor(store)!: remove pinia

* replace pinia with a reactive state object and inject/provide

Signed-off-by: Braks <78412429+bcakmakoglu@users.noreply.github.com>

update(store)!: inject store if possible, otherwise create a new one by id

Signed-off-by: Braks <78412429+bcakmakoglu@users.noreply.github.com>

src/store/state.ts

@@ -0,0 +1,5 @@
+import { FlowState } from '~/types'
+
+export default (preloadedState: FlowState) => ({
+  ...preloadedState,
+})