### What problem does this PR solve?
feat: change all file names to lowercase #1574
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
feat: monitor changes in the table of relevant operators and synchronize
them to the edge #918
feat: fixed the issue of repeated requests when opening the graph page
#918
feat: cache node anchor coordinate information #918
feat: monitor changes in the data.form field of the categorize and
relevant operators and then synchronize them to the edge #918
### Type of change
- [x] Bug Fix (non-breaking change which fixes an issue)
### What problem does this PR solve?
feat: add icon to title of operator form #918
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
feat: after deleting the edge, set the corresponding field in the node's
form field to undefined #918
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
feat: add graph tab to header #918
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
