390 add config set tests (#399)

* fix(commit.ts): improve user confirmation handling by exiting on cancel actions to prevent unintended behavior
refactor(commit.ts): streamline conditional checks for user confirmations to enhance code readability and maintainability

* refactor(commit.ts): rename spinner variables for clarity and consistency in commit message generation process
fix(commit.ts): ensure proper stopping of spinners in case of errors during commit message generation and committing process

* refactor(config.ts): extract default configuration to a constant for better maintainability and readability
refactor(config.ts): improve initGlobalConfig function to accept a configPath parameter for flexibility
feat(config.ts): enhance getConfig function to support separate paths for global and environment configurations
test(config.test.ts): update tests to reflect changes in config handling and ensure proper functionality
style(utils.ts): clean up code formatting for consistency and readability
style(tsconfig.json): adjust formatting in tsconfig.json for better clarity and maintainability

* fix(utils.ts): add existsSync check before removing temp directory to prevent errors if directory does not exist (#401)

---------

Co-authored-by: Takanori Matsumoto <matscube@gmail.com>

tsconfig.json

@@ -4,7 +4,7 @@
     "lib": ["ES6", "ES2020"],
 
     "module": "CommonJS",
-    
+
     "resolveJsonModule": true,
     "moduleResolution": "Node",
 
@@ -21,9 +21,7 @@
 
     "skipLibCheck": true
   },
-  "include": [
-    "test/jest-setup.ts"
-  ],
+  "include": ["test/jest-setup.ts"],
   "exclude": ["node_modules"],
   "ts-node": {
     "esm": true,