Issue #246: end to end testing

.eslintrc.json

.gitignore

electron/electron.js

package-lock.json

package.json

playwright.config.ts

src/features/ePocFlow/nodes/ActivityNode.vue

src/features/ePocFlow/nodes/AddChapterNode.vue

src/features/ePocFlow/nodes/ChapterNode.vue

src/features/ePocFlow/nodes/PageNode.vue

src/features/ePocFlow/nodes/content/DraggableNode.vue

src/features/ePocFlow/nodes/ePocNode.vue

src/features/sideBar/components/SideActions.vue

tests/data/form/contentForm.data.ts

tests/data/form/index.ts

tests/data/form/nodeForm.data.ts

tests/data/form/questionForm.data.ts

tests/data/graph.data.ts

tests/data/index.ts

tests/main.spec.ts