feat: Initialized the plugin using the blockly-plugin template

plugins/README.md

@@ -87,6 +87,8 @@ that allows a user to copy and paste blocks between tabs.
 that automatically converts shadow blocks to real blocks when the user edits them.
 - [``@blockly/workspace-backpack``](workspace-backpack/): A Blockly plugin that
 adds Backpack support.
+- [``@blockly/workspace-minimap``](workspace-minimap/): A Blockly plugin that
+adds a minimap of the workspace to the workspace. (private; in development)
 
 ### Serializers
 

plugins/workspace-minimap/README.md

@@ -0,0 +1,38 @@
+# @blockly/workspace-minimap [![Built on Blockly](https://tinyurl.com/built-on-blockly)](https://github.com/google/blockly)
+
+A [Blockly](https://www.npmjs.com/package/blockly) plugin that adds a minimap to the workspace. A minimap is a miniature version of your blocks that appears on top of your main workspace. This gives you an overview of what your code looks like, and how it is organized.
+
+## Installation
+
+### Yarn
+```
+yarn add @blockly/workspace-minimap
+```
+
+### npm
+```
+npm install @blockly/workspace-minimap --save
+```
+
+## Usage
+
+```js
+import * as Blockly from 'blockly';
+import {Minimap} from '@blockly/workspace-minimap';
+
+// Inject Blockly.
+const workspace = Blockly.inject('blocklyDiv', {
+  toolbox: toolboxCategories,
+});
+
+// Initialize plugin.
+const minimap = new Minimap(workspace);
+minimap.init();
+```
+
+## API
+
+API description coming soon...
+
+## License
+Apache 2.0