fix: change install_type value in .env-dist and add missing imports

[psyray]

• Unattended install was broken due to bad var value
• CIDR import broken due to missing import

Tested and working

[sourcery-ai]

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[sourcery-ai]

Hey @psyray - I've reviewed your changes and they look great!

Here's what I looked at during the review

• 🟢 General issues: all looks good
• 🟢 Security: all looks good
• 🟢 Testing: all looks good
• 🟢 Complexity: all looks good
• 🟢 Documentation: all looks good

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[AnonymousWP]

I'll wait for checks to complete.