2.21.0

Added 17 templates

• Alerta
• Aptabase
• AzuraCast
• Discourse
• Firecrawl
• Inbox Zero
• Lowcoder
• Offen
• OpenGist
• Pastefy
• Paymenter
• Spacebin
• Speedtest Tracker
• Swetrix
• Vikunja
• Web-Check
• Web Portal