chore: add production container environment

.dockerignore

@@ -0,0 +1,9 @@
+.git
+node_modules
+.svelte-kit
+build
+dist
+coverage
+playwright-report
+test-results
+*.log

.env.production.example

@@ -0,0 +1,4 @@
+# Public build-time configuration only. Copy to .env in deployment/frontend.
+PUBLIC_API_BASE_URL=/api/v1
+PUBLIC_AI_GROWTH_ENABLED=false
+PUBLIC_AI_COACH_ENABLED=false

.gitignore

@@ -6,6 +6,7 @@ node_modules/
 .env
 .env.*
 !.env.example
+!.env.production.example
 playwright-report/
 test-results/
 .impeccable/review/