add initial marp implementation with sample content and build configuration

node_modules/mathjax-full/js/util/BBox.d.ts

@@ -0,0 +1,29 @@
+export declare type BBoxData = {
+    w?: number;
+    h?: number;
+    d?: number;
+};
+export declare class BBox {
+    static fullWidth: string;
+    static StyleAdjust: [string, string, number?][];
+    w: number;
+    h: number;
+    d: number;
+    scale: number;
+    rscale: number;
+    L: number;
+    R: number;
+    pwidth: string;
+    ic: number;
+    sk: number;
+    dx: number;
+    static zero(): BBox;
+    static empty(): BBox;
+    constructor(def?: BBoxData);
+    empty(): BBox;
+    clean(): void;
+    rescale(scale: number): void;
+    combine(cbox: BBox, x?: number, y?: number): void;
+    append(cbox: BBox): void;
+    updateFrom(cbox: BBox): void;
+}