Improve player panel (#2060)

## Description:

Fixes #2015
Improved the Player Panel UI for better usability and appearance.

**Screenshots**

<img width="334" height="523" alt="2"
src="https://github.com/user-attachments/assets/bd0afaac-07df-4abc-a20f-208a0783e558"
/>

<img width="337" height="523" alt="3"
src="https://github.com/user-attachments/assets/f712ad77-4546-487b-9a9c-2c535b8a45f7"
/>

**Future Plan**

Add a modal for sending gold and troops to other players from the Player
Panel.

<img width="343" height="494" alt="sending troops"
src="https://github.com/user-attachments/assets/9c9c21db-e13a-426f-93e9-b477a9db442a"
/>


## Please complete the following:

- [x] I have added screenshots for all UI updates
- [x] I process any text displayed to the user through translateText()
and I've added it to the en.json file
- [x] I have added relevant tests to the test directory
- [x] I confirm I have thoroughly tested these changes and take full
responsibility for any bugs introduced

## Please put your Discord username so you can be contacted if a bug or
regression is found:

abodcraft1

---------

Co-authored-by: evanpelle <evanpelle@gmail.com>

src/client/components/ui/Divider.ts

@@ -0,0 +1,33 @@
+import { html, LitElement } from "lit";
+import { customElement, property } from "lit/decorators.js";
+
+export type DividerSpacing = "sm" | "md" | "lg";
+@customElement("ui-divider")
+export class Divider extends LitElement {
+  @property({ type: String })
+  spacing: DividerSpacing = "md";
+
+  @property({ type: String })
+  color: string = "bg-zinc-700/80";
+
+  createRenderRoot() {
+    return this;
+  }
+
+  render() {
+    const spacingClasses: Record<DividerSpacing, string> = {
+      sm: "my-0.5",
+      md: "my-1",
+      lg: "my-2",
+    } as const;
+    const spacing = spacingClasses[this.spacing] ?? spacingClasses.md;
+
+    const colorClass = this.color || "bg-zinc-700/80";
+
+    return html`<div
+      role="separator"
+      aria-hidden="true"
+      class="${spacing} h-px ${colorClass}"
+    ></div>`;
+  }
+}