Standardize deployment env and deployer handling

scripts/deployment/verify-env.sh

@@ -148,6 +148,13 @@ fi
 
 echo
 
+log_info "External Dependency Blockers:"
+if ! bash "$PROJECT_ROOT/scripts/verify/check-external-dependencies.sh" --advisory; then
+    true
+fi
+
+echo
+
 # Optional Configuration
 log_info "Optional Configuration:"
 if [ -n "${AZURE_CLIENT_ID:-}" ]; then
@@ -200,4 +207,3 @@ else
     info "Run: ./scripts/deployment/populate-env.sh to complete setup"
     exit 1
 fi
-