Refactoring: move all code files into a src directory

src/UI/Base/Paragraph.ts

@@ -0,0 +1,30 @@
+import BaseUIElement from "../BaseUIElement"
+
+export class Paragraph extends BaseUIElement {
+    public readonly content: string | BaseUIElement
+
+    constructor(html: string | BaseUIElement) {
+        super()
+        this.content = html ?? ""
+    }
+
+    AsMarkdown(): string {
+        let c: string
+        if (typeof this.content !== "string") {
+            c = this.content.AsMarkdown()
+        } else {
+            c = this.content
+        }
+        return "\n\n" + c + "\n\n"
+    }
+
+    protected InnerConstructElement(): HTMLElement {
+        const e = document.createElement("p")
+        if (typeof this.content !== "string") {
+            e.appendChild(this.content.ConstructElement())
+        } else {
+            e.innerHTML = this.content
+        }
+        return e
+    }
+}