docker improvements + delete unused package

packages/svelte-ui/components/button.svelte

@@ -1,11 +0,0 @@
-<script lang="ts">
-  let count = 0;
-
-  function handleClick() {
-    count += 1;
-  }
-</script>
-
-<button on:click={handleClick}>
-  clicks: {count}
-</button>

packages/svelte-ui/package.json

@@ -1,17 +0,0 @@
-{
-  "name": "svelte-ui",
-  "version": "0.0.0",
-  "description": "Styles and components for use in svelte websites",
-  "main": "index.js",
-  "scripts": {
-    "lint": "prettier --check --ignore-path=../../.prettierignore .",
-    "format": "prettier --write --ignore-path=../../.prettierignore ."
-  },
-  "devDependencies": {
-    "eslint-config-custom": "workspace:*",
-    "svelte": "^3.9.2"
-  },
-  "keywords": [],
-  "author": "",
-  "license": "MIT"
-}