WeeklyPractice: enable links (auto-link in renderFormatted + Link button in brief, source, and translation editors)

Make source text links clickable by using renderFormatted in text-only layout

Style links: colored/underlined for visibility; keep behavior unchanged

Fix links: correct href generation and avoid attribute pollution; add URL sanitization in Link tool

Add Link button to brief and source editors; improve auto-linking (Markdown, URLs, www)

Week 6: allow links in brief and source text (Markdown [label](url) and plain URLs); no other changes

Reorder UX: optimistic local swap; WeeklyPractice: hide default translation for portrait-split (week>=4)

WeeklyPractice: hide default translation block for portrait-split (week>=4); small reorder UX cleanup

Week 3 display: renderFormatted for source text blocks; keeps content unchanged

Reorder UX: stable swap via two position updates; add B/I toolbar to source text edit

Portrait-split: hide duplicate bottom translation block; add group selector in-panel; keep voting compatibility

Portrait-split UX: larger image sizing; admin reorder (weeks 4–6); match translation textarea height to source

Add portrait-split layout option (weeks 4–6 only) + B/I toolbars in editors and inputs; existing modes unchanged

Add B/I toolbar to new task editors and translation inputs (UI only); no backend or content changes

Show brief immediately after save (optimistic UI); add B/I toolbar to tutorial brief editor consistently

Add B/I toolbar to Translation Brief editor in Tutorial Tasks weeks 4–6

Week 4–6: enable bold/italic in translation briefs and rendered submissions (UI only); add small toolbar for brief editors

Allow persistent edits by submitter; admins can edit any submission (UI only)

Preserve edit option after refresh: mark fetched user submissions as owner on client (display-only)

Render translation briefs with natural line breaks (whitespace-pre-wrap) for weeks 3–6; no data or logic changes

VoteResults: hide details if selection not in filtered list; show placeholder instead

VoteResults: clear selection if it no longer matches current filters

VoteResults: show details only after selecting a source text; remove auto-select

WeeklyPractice: eliminate week-3 carryover by fetching explicit week and gating render until fetch completes

Frontend: optimistic brief updates (tutorial weeks 4-6, weekly practice weeks 3-6); fix image-only sizing

Remove duplicate routes and fix validation to allow image-only content

Fix image-only content payload to send empty content and include imageSize/imageAlignment for all image functions

Fix backend routes for image-only content and add debugging for image height issues

Fix layout logic: Add Task uses side-by-side for ALL weeks, Add Image uses dynamic layout, fix WeeklyPractice image display

Fix image display logic: Use task.weekNumber instead of selectedWeek for proper week-based layout

Fix image-only functionality: Add back TutorialTasks image button, separate week 1-2 vs 3+ logic, fix image display

RESTORE: Revert TutorialTasks to original state for weeks 1 and 2 - no image-only functionality

Add image-only functionality to TutorialTasks with size/alignment options and hide translation input for image-only content

Fix image display issues and hide translation input for image-only content

Add debugging to help identify why Add Image button is not showing

Add separate 'Add New Image' function for week 3+ with size and alignment options

Fix image-only submissions for week 3+ and add debugging

Add support for image-only tasks in weekly practice (week 3+)

Make page transitions hide content during loading, matching week transition behavior

Add spinner loading to TutorialTasks week switches and increase Week 2 transition duration to 2000ms

Fix WeeklyPractice spinner to match page transitions and fix Week 2 transition duration

Add dynamic transition duration and spinner loading for WeeklyPractice week switches

Restore original transition durations - 1200ms for content-heavy pages

Match page transition duration to week transition timing (800ms for content-heavy pages)

Fix remaining API calls - add /api prefix to delete, put, and vote endpoints

Fix submission API calls - add /api prefix to match backend routes

Try URL parameter approach for page navigation to force Week 1 default

Fix page navigation: remove setTimeout delay for immediate week reset events

New approach: direct API calls in week change, custom events for page navigation, force state updates

Fix week switching issues: clear state before updating, longer delays for Week 2, proper page navigation defaults