More changes to uploads:

- Have got upload images appearing in the post list
- Allowed for deleting uploads
- Allowed for seeing the upload progress
- Fixed the setting of upload properties like the MIME type
- Removed the stripe exif logic with just re-encoding PNGs and JPEGs by loading them and saving them

models/ctx.go

@@ -25,3 +25,8 @@ func GetSite(ctx context.Context) (Site, bool) {
 	site, ok := ctx.Value(siteKey).(Site)
 	return site, ok
 }
+
+func MustGetSite(ctx context.Context) Site {
+	site, _ := GetSite(ctx)
+	return site
+}

models/uploads.go

@@ -20,6 +20,6 @@ type PendingUpload struct {
 	UserID        int64     `json:"user_id"`
 	FileSize      int64     `json:"file_size"`
 	Filename      string    `json:"filename"`
-	MIMEType      string    `json:"mime_type"`
+	MIMEType      string    `json:"mime_mime"`
 	UploadStarted time.Time `json:"upload_started"`
 }