feat: only paid accounts can use pylon chat

[Zaimwa9]

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Changes

Closes #126

• Gated loading pylon behind a plan check
• Free users don't have access to pylon chat
• Removed deprecated crisp implementation and replaced with Pylon in the docs

How did you test this code?

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Project	Deployment	Actions	Updated (UTC)
docs	Ready	Preview, Comment	Apr 30, 2026 11:30am
flagsmith-frontend-preview	Ready	Preview, Comment	Apr 30, 2026 11:30am
flagsmith-frontend-staging	Ready	Preview, Comment	Apr 30, 2026 11:30am

[github-actions]

Docker builds report

Image	Build Status	Security report
ghcr.io/flagsmith/flagsmith-api-test:pr-7381	Finished ✅	Skipped
ghcr.io/flagsmith/flagsmith-e2e:pr-7381	Finished ✅	Skipped
ghcr.io/flagsmith/flagsmith-api:pr-7381	Finished ✅	Results ✅
ghcr.io/flagsmith/flagsmith:pr-7381	Finished ✅	Results ✅
ghcr.io/flagsmith/flagsmith-private-cloud:pr-7381	Finished ✅	Results ✅
ghcr.io/flagsmith/flagsmith-frontend:pr-7381	Finished ✅	Results ✅

[github-actions]

Playwright Test Results (oss - depot-ubuntu-latest-16)

 11 passed

Details

 11 tests across 8 suites
 39.7 seconds
 0d42fac
 🔄 Run: #16461 (attempt 1)

Playwright Test Results (private-cloud - depot-ubuntu-latest-arm-16)

 17 passed

Details

 17 tests across 14 suites
 1 minute, 4 seconds
 0d42fac
 🔄 Run: #16461 (attempt 1)

Playwright Test Results (oss - depot-ubuntu-latest-arm-16)

 11 passed

Details

 11 tests across 8 suites
 53.2 seconds
 0d42fac
 🔄 Run: #16461 (attempt 1)

Playwright Test Results (private-cloud - depot-ubuntu-latest-16)

 2 passed

Details

 2 tests across 2 suites
 46.3 seconds
 0d42fac
 🔄 Run: #16461 (attempt 1)

[github-actions]

Visual Regression

16 screenshots compared. See report for details.
View full report