0.7.0

• Added snapshot.json upload
• Added snapshot.json download in snapshot list
• Added user login via django
• Added API for snapshot upload
• Added site config for homepage_snippet and search_enabled
• Added language for homepage snippet
• Added fathom support
• Added data migration for snapshot json field to file refactor
• Added vue file upload for snapshot file
• Added frontend login page
• Added frontend snapshot editing
• Added apscheduler for screenshot generation
• Updated django image with new python package versions