platform: modularize api/gui, add docs-tests-web foundation, and refresh root config

selective-vpn-api/app/transport_singbox_profiles_card_delete.go

@@ -0,0 +1,63 @@
+package app
+
+import (
+	"net/http"
+	"strings"
+)
+
+func handleTransportSingBoxProfileCardDelete(w http.ResponseWriter, r *http.Request, id string) {
+	baseRevision, err := parseOptionalInt64(strings.TrimSpace(r.URL.Query().Get("base_revision")))
+	if err != nil {
+		writeJSON(w, http.StatusBadRequest, SingBoxProfilesResponse{
+			OK:      false,
+			Code:    singBoxProfileCodeBadBaseRevision,
+			Message: "invalid base_revision",
+		})
+		return
+	}
+
+	singBoxProfilesMu.Lock()
+	defer singBoxProfilesMu.Unlock()
+	st := loadSingBoxProfilesState()
+	idx := findSingBoxProfileIndex(st.Items, id)
+	if idx < 0 {
+		writeJSON(w, http.StatusNotFound, SingBoxProfilesResponse{
+			OK:      false,
+			Code:    singBoxProfileCodeNotFound,
+			Message: "not found",
+		})
+		return
+	}
+	cur := st.Items[idx]
+	if baseRevision > 0 && baseRevision != cur.ProfileRevision {
+		writeJSON(w, http.StatusConflict, SingBoxProfilesResponse{
+			OK:      false,
+			Code:    singBoxProfileCodeRevisionMismatch,
+			Message: "base_revision mismatch",
+			Item:    &cur,
+		})
+		return
+	}
+
+	st.Items = append(st.Items[:idx], st.Items[idx+1:]...)
+	ensureSingBoxProfilesActiveID(&st)
+	st.Revision++
+	if err := saveSingBoxProfilesState(st); err != nil {
+		writeJSON(w, http.StatusInternalServerError, SingBoxProfilesResponse{
+			OK:      false,
+			Code:    singBoxProfileCodeSaveFailed,
+			Message: "save failed: " + err.Error(),
+		})
+		return
+	}
+	_ = writeSingBoxSecrets(id, nil)
+	events.push("singbox_profile_saved", map[string]any{
+		"id":      id,
+		"deleted": true,
+	})
+	writeJSON(w, http.StatusOK, SingBoxProfilesResponse{
+		OK:              true,
+		Message:         "deleted",
+		ActiveProfileID: st.ActiveProfileID,
+	})
+}