feat: diff orphaned objects and so on (#4)

* feat: diff orphaned objects

- support diff between orphaned object, such as object only in A or B.
  - will be useful to compare when object is same but in different name
- activate with context menu

* test: adding initial test code

* chore: update icon images

.vscode-test.mjs

@@ -1,5 +1,10 @@
 import { defineConfig } from '@vscode/test-cli';
 
 export default defineConfig({
+	label: 'unitTests',
 	files: 'out/test/**/*.test.js',
+	mocha: {
+		ui: 'tdd',
+		timeout: 20000
+	},
 });

.vscodeignore

@@ -12,3 +12,4 @@ vsc-extension-quickstart.md
 **/.vscode-test.*
 .history/**
 docs/**
+.github/**

package.json

@@ -67,6 +67,11 @@
           "dark": "resources/dark/eye.svg"
         }
       },
+      {
+        "command": "kubemani-diff.diffSelectedItems",
+        "title": "Compare Selected Items",
+        "category": "KubeMani Diff"
+      },
       {
         "command": "kubemani-diff.openFileA",
         "title": "Open File A",
@@ -111,6 +116,10 @@
           "command": "kubemani-diff.diffSelectedItem",
           "when": "false"
         },
+        {
+          "command": "kubemani-diff.diffSelectedItems",
+          "when": "false"
+        },
         {
           "command": "kubemani-diff.selectFiles",
           "when": "false"
@@ -136,7 +145,7 @@
       "view/item/context": [
         {
           "command": "kubemani-diff.diffSelectedItem",
-          "when": "view == kubemani-tree-view && viewItem == kube-item",
+          "when": "view == kubemani-tree-view && (viewItem == kube-item || viewItem == kube-item-AB)",
           "group": "inline"
         },
         {
@@ -148,12 +157,17 @@
           "command": "kubemani-diff.openFileB",
           "when": "view == kubemani-file-view && viewItem == B",
           "group": "inline"
+        },
+        {
+          "command": "kubemani-diff.diffSelectedItems",
+          "when": "view == kubemani-tree-view && listDoubleSelection && viewItem == kube-item"
         }
       ]
     }
   },
   "scripts": {
     "vscode:prepublish": "npm run compile",
+    "build": "vsce package",
     "compile": "tsc -p ./",
     "watch": "tsc -watch -p ./",
     "pretest": "npm run compile && npm run lint",