Initial commit of Descrybe v2 without local scratch artifacts.

Drop one-shot tmp/axe scripts and agent i18n scratch so the Gitea tree is deployable.

apps/api/internal/httpapi/admin_ai_role_test_handler.go

@@ -0,0 +1,30 @@
+package httpapi
+
+import (
+	"net/http"
+	"strings"
+
+	"github.com/descrybe/descrybe-v2/apps/api/internal/platformsettings"
+	"github.com/go-chi/chi/v5"
+)
+
+// POST /api/admin/settings/ai-roles/{role}/test — probe platform AI role credentials.
+// Mirrors mail/test: 200 with status ok|failed|skipped; never echoes secrets or upstream bodies.
+func (s *Server) handleAdminTestAIRole(w http.ResponseWriter, r *http.Request) {
+	if s.AI == nil {
+		Error(w, http.StatusServiceUnavailable, "ai provider unavailable")
+		return
+	}
+	role := strings.TrimSpace(chi.URLParam(r, "role"))
+	if role == "" || !platformsettings.ValidAIRole(role) {
+		Error(w, http.StatusBadRequest, "unknown ai role (want processing|vectorization|docs_api|support)")
+		return
+	}
+	result, err := s.AI.TestPlatformRole(r.Context(), role)
+	if err != nil {
+		// Safe message only — never echo provider error bodies (may contain key fragments).
+		JSON(w, http.StatusOK, result)
+		return
+	}
+	JSON(w, http.StatusOK, result)
+}