feat(env): add global production context and safety indicators

frontend/src/lib/i18n/locales/en.json

@@ -29,8 +29,8 @@
     "on": "On",
     "off": "Off",
     "per_page": "per page",
-    "close_modal": "Close modal"
-    ,
+    "close_modal": "Close modal",
+    "prod_context_warning": "PROD context active",
     "choose_environment": "-- Choose an environment --"
   },
   "nav": {
@@ -113,6 +113,7 @@
     "env_add": "Add Environment",
     "env_edit": "Edit Environment",
     "env_default": "Default Environment",
+    "env_production": "Production environment",
     "env_test": "Test",
     "env_delete": "Delete",
     "storage_title": "File Storage Configuration",
@@ -502,7 +503,15 @@
     "clear_failed": "Clear Failed",
     "clear_awaiting_input": "Clear Awaiting Input",
     "keys": "keys",
-    "mappings": "Mappings"
+    "mappings": "Mappings",
+    "summary_report": "Summary report",
+    "observability_warnings": "Warning",
+    "open_dashboard_target": "Open dashboard in {env}",
+    "open_dashboard_target_fallback": "Open dashboard",
+    "show_diff": "Show diff",
+    "diff_preview": "Diff preview",
+    "no_diff_available": "Diff is not available",
+    "summary_link_unavailable": "Deep link or diff is unavailable for this task"
   },
   "auth": {
     "login": "Login",