tests: all 16 tests now sourced from org (doctor→diagnostics rename, orphaned tests adopted)

org/core-defpackage.org

@@ -40,12 +40,13 @@ The package definition. All public symbols are exported here.
    #:stop-daemon
    #:log-message
    #:main
-   #:doctor-run-all
-   #:doctor-main
-   #:doctor-check-dependencies
-   #:doctor-check-env
-   #:register-provider
-   #:system-ready-p
+    #:diagnostics-run-all
+    #:diagnostics-main
+    #:diagnostics-dependencies-check
+    #:diagnostics-env-check
+    #:register-provider
+    #:provider-openai-request
+    #:system-ready-p
    #:run-setup-wizard
    #:skill-gateway-register
    #:skill-gateway-link
@@ -304,7 +305,7 @@ Friendly error handler that replaces the raw SBCL debugger with a diagnostic mes
   (format t "┌─────────────────────────────────────────────┐~%")
   (format t "│  ERROR: ~A~%" (type-of condition))
   (format t "│~%")
-  (format t "│  Run: passepartout doctor~%")
+   (format t "│  Run: passepartout diagnostics~%")
   (format t "│  For system diagnostics~%")
   (format t "└─────────────────────────────────────────────┘~%")
   (format t "~%")