use https://github.com/nunocoracao/blowfish.git

themes/blowfish/assets/lib/mermaid/diagrams/er/erDiagram.d.ts

@@ -0,0 +1,34 @@
+export declare const diagram: {
+    parser: any;
+    db: {
+        Cardinality: {
+            ZERO_OR_ONE: string;
+            ZERO_OR_MORE: string;
+            ONE_OR_MORE: string;
+            ONLY_ONE: string;
+            MD_PARENT: string;
+        };
+        Identification: {
+            NON_IDENTIFYING: string;
+            IDENTIFYING: string;
+        };
+        getConfig: () => import("../../config.type.js").ErDiagramConfig | undefined;
+        addEntity: (name: any, alias?: undefined) => any;
+        addAttributes: (entityName: any, attribs: any) => void;
+        getEntities: () => {};
+        addRelationship: (entA: any, rolA: any, entB: any, rSpec: any) => void;
+        getRelationships: () => any[];
+        clear: () => void;
+        setAccTitle: (txt: string) => void;
+        getAccTitle: () => string;
+        setAccDescription: (txt: string) => void;
+        getAccDescription: () => string;
+        setDiagramTitle: (txt: string) => void;
+        getDiagramTitle: () => string;
+    };
+    renderer: {
+        setConf: (cnf: any) => void;
+        draw: (text: any, id: any, _version: any, diagObj: any) => void;
+    };
+    styles: (options: any) => string;
+};