Migrate project and sidebar components to Svelte 5

[eyeseast]

Closes #1245
Closes #1246

[allanlasser]

I rejected a couple storybooks:

1. Project viewer not renderings
2. Add-ons in sidebar not preloading with pinned items

[netlify]

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[github-actions]

Coverage Report

Status	Category	Percentage	Covered / Total
🔵	Lines	40.07%	973 / 2428
🔵	Statements	43.67%	1232 / 2821
🔵	Functions	55.1%	356 / 646
🔵	Branches	42.74%	510 / 1193

File Coverage

File	Stmts	Branches	Functions	Lines	Uncovered Lines
Changed Files
src/lib/components/addons/History.svelte	0%	100%	0%	0%	84-95
src/lib/components/addons/Scheduled.svelte	0%	0%	0%	0%	64-82
src/lib/components/common/KV.svelte	100%	100%	100%	100%
src/lib/components/documents/Data.svelte	0%	100%	0%	0%	52-87
src/lib/components/documents/DocumentListItem.svelte	94.73%	75.67%	83.33%	91.66%	144-143
src/lib/components/documents/Projects.svelte	0%	100%	0%	0%	47-69
src/lib/components/documents/tests/EmbedContext.demo.svelte	0%	0%	0%	0%
src/lib/components/layouts/DocumentBrowser.svelte	0%	100%	0%	0%	311-404
src/lib/components/layouts/Project.svelte	0%	100%	0%	0%	72-76
src/lib/components/layouts/Toaster.svelte	100%	100%	100%	100%
src/lib/components/navigation/OrgMenu.svelte	0%	0%	0%	0%	96-204
src/lib/components/processing/AddOns.svelte	0%	0%	0%	0%	28-31
src/lib/components/processing/Documents.svelte	0%	100%	100%	0%	142-158
src/lib/components/projects/Collaborators.svelte	0%	0%	0%	0%	127-199
src/lib/components/projects/ProjectHeader.svelte	0%	100%	0%	0%	44-51
src/lib/components/projects/ProjectListItem.svelte	0%	100%	0%	0%	32-46
src/lib/components/projects/ProjectPin.svelte	0%	0%	0%	0%
src/lib/components/projects/ProjectShare.svelte	0%	100%	0%	0%	58-108
src/lib/components/sidebar/AddOns.svelte	0%	100%	0%	0%	70-99
src/lib/components/sidebar/DocumentActions.svelte	0%	100%	100%	0%	144-213
src/lib/components/sidebar/Documents.svelte	0%	100%	0%	0%	74-98
src/lib/components/sidebar/ProjectActions.svelte	0%	0%	100%	0%	59-73
src/lib/components/sidebar/Projects.svelte	0%	100%	0%	0%	54-85
src/lib/components/sidebar/SidebarGroup.svelte	0%	0%	0%	0%	77-79
src/lib/components/sidebar/UploadButton.svelte	0%	0%	0%	0%
src/lib/components/sidebar/ViewerActions.svelte	0%	100%	100%	0%	130-200
src/lib/components/viewer/sidebar/Notes.svelte	0%	0%	0%	0%	29-53

Generated in workflow #1013 for commit 4f08d5b by the Vitest Coverage Report Action