Logs below:

production environment using .env.production query: SELECT * FROM current_schema() query: SELECT version(); query: SELECT * FROM "information_schema"."tables" WHERE "table_schema" = 'public' AND "table_name" = 'migrations' query: SELECT * FROM "public"."migrations" "migrations" ORDER BY "id" DESC No migrations are pending production environment using .env.production Using flag MEDUSA_FF_ANALYTICS from environment with value false Using flag MEDUSA_FF_PRODUCT_CATEGORIES from environment with value true Connection to Redis established Initializing models Models initialized Initializing plugin models Plugin models initialized Initializing strategies Strategies initialized Initializing database Database initialized Initializing repositories Repositories initialized Initializing services Services initialized Initializing modules Connection to Redis in module 'event-bus-redis' established Connection to Redis in module 'cache-redis' established Modules initialized Initializing express Express intialized Initializing plugins [info] [webpackbar] Compiling Webpack [success] [webpackbar] Webpack: Compiled successfully in 20.61s Registering custom endpoints for @medusajs/admin Registering custom endpoints for medusa-plugin-resend Registering custom endpoints for medusa-file-s3 Registering custom endpoints for @devon/medusa-file-bunny Routes loaded in 1.63 ms Routes loaded in 3.04 ms No middleware files found in /app/node_modules/@medusajs/admin/api. Skipping middleware configuration. No middleware files found in /app/node_modules/medusa-plugin-resend/api. Skipping middleware configuration. Routes loaded in 8.72 ms Routes loaded in 31.34 ms Error starting server

Note that when I 'rollback' it says it will use the OLD environment variables (what I want) but then the UI shows the new ones.. Same in the CLI. Is there any way to see the ACTUAL environment variables being used by an instance?

these logs look bleak, that's usually a sign of structured logging, you can hover over the line and click the plus button on the left to expand them so you can look at it's attributes