fix: override env vars with local .env in demo data generator#54
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andrewm4894 merged 1 commit intomainfrom Apr 15, 2026
Merged
fix: override env vars with local .env in demo data generator#54andrewm4894 merged 1 commit intomainfrom
andrewm4894 merged 1 commit intomainfrom
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load_dotenv doesn't override existing env vars by default, so Claude Code session env vars (POSTHOG_API_KEY, POSTHOG_HOST) were silently taking precedence over the local .env, sending traces to cloud instead of localhost.
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Summary
override=Truetoload_dotenv()in the demo data generator so the local.envalways wins over inherited env vars (e.g. from Claude Code session settings)Context
Claude Code injects
POSTHOG_API_KEYandPOSTHOG_HOSTenv vars for its own telemetry plugin. Sinceload_dotenv()doesn't override existing env vars by default, the demo generator was silently sending traces to cloud PostHog instead of localhost during local dev.