feat(cache): shared two-tier (L1+L2) read-through cache for singleton config#15066

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valentijnscholten wants to merge 8 commits into

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valentijnscholten:feature/unified-settings-cache

Commits on Jun 24, 2026

feat(cache): shared two-tier (L1+L2) read-through cache for singleton config
valentijnscholten
committed
feat(cache): wire shared Redis cache backend for L2 (cross-process invalidation)
valentijnscholten
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fix(ci): drop integration celeryworker source mount (media volume race)
valentijnscholten
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fix(cache): don't hit L2 backend on invalidate when L2 disabled
valentijnscholten
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refactor(cache): slim System_Settings middleware to L1-reset + error banner
valentijnscholten
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test: rebaseline query counts for per-task L1 cache reset
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test: pin L2 off via override_settings on query-count tests
valentijnscholten
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feat(cache): drop L2 (shared) tier for singleton settings cache; L1-only
valentijnscholten
committed