Rename directory: ext -> extension

extension/package.json

@@ -0,0 +1,27 @@
+{
+    "type": "module",
+    "scripts": {
+        "build": "node bin/build.js",
+        "package": "node bin/build.js --package",
+        "watch": "node bin/build.js --watch",
+        "start": "web-ext run -s ../dist/extension/",
+        "lint": "eslint src --ext .ts,.tsx"
+    },
+    "devDependencies": {
+        "@types/firefox-webext-browser": "^94.0.1",
+        "@types/semver": "^7.3.9",
+        "@types/uuid": "^8.3.4",
+        "esbuild": "^0.14.38",
+        "esbuild-svelte": "^0.7.1",
+        "fs-extra": "^10.1.0",
+        "fuzzysort": "^2.0.3",
+        "semver": "^7.3.7",
+        "svelte": "^3.48.0",
+        "svelte-preprocess": "^4.10.6",
+        "ts-loader": "^9.2.8",
+        "typescript": "^4.6.3",
+        "uuid": "^8.3.2",
+        "web-ext": "^6.8.0",
+        "yargs": "^17.5.1"
+    }
+}