Merge branch 'CurrentMilestoneStoreUnitTest' into 'master'

Wrote unit test for currentMilestoneStore

See merge request !51

src/components/__tests__/currentMilestone.spec.ts

+import { setActivePinia, createPinia } from 'pinia'
+import { useMilestoneStore} from '../../stores/currentMilestone'
+import { describe, it, expect, beforeEach } from 'vitest'
+
+describe('currentMilestoneStore', () => {
+  beforeEach(() => {
+    setActivePinia(createPinia())
+  })
+
+  it('Changes milestone id', () => {
+    const milestoneStore = useMilestoneStore()
+    expect(milestoneStore.milestoneId).toBe(0)
+    milestoneStore.setMilestoneId(5)
+    expect(milestoneStore.milestoneId).toBe(5)
+  })
+})
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