Refactor dashboard and upload flows

Remove dead admin UI code, redesign dashboard followers/following and upload experiences, and add schema audit tooling with repair migrations for forum and upload drift.

resources/js/hooks/upload/useFileValidation.js

@@ -134,6 +134,9 @@ export default function useFileValidation(primaryFile, screenshots, isArchive) {
 
   const primaryRunRef = useRef(0)
   const screenshotRunRef = useRef(0)
+  const effectiveIsArchive = typeof isArchive === 'boolean'
+    ? isArchive
+    : detectFileType(primaryFile) === 'archive'
 
   // Primary file validation
   useEffect(() => {
@@ -168,7 +171,7 @@ export default function useFileValidation(primaryFile, screenshots, isArchive) {
     let cancelled = false
 
     ;(async () => {
-      const result = await validateScreenshots(screenshots, isArchive)
+      const result = await validateScreenshots(screenshots, effectiveIsArchive)
       if (cancelled || runId !== screenshotRunRef.current) return
       setScreenshotErrors(result.errors)
       setScreenshotPerFileErrors(result.perFileErrors)
@@ -177,15 +180,15 @@ export default function useFileValidation(primaryFile, screenshots, isArchive) {
     return () => {
       cancelled = true
     }
-  }, [screenshots, isArchive])
+  }, [screenshots, effectiveIsArchive])
 
   // Clear screenshots when file changes to a non-archive
   useEffect(() => {
-    if (!isArchive) {
+    if (!effectiveIsArchive) {
       setScreenshotErrors([])
       setScreenshotPerFileErrors([])
     }
-  }, [isArchive])
+  }, [effectiveIsArchive])
 
   // Revoke preview URL on unmount
   useEffect(() => {