fix: do not use --force when choosing yarn/eslint v8 (#123)

* fix: do not use `--force` when choosing yarn

1. yarn v2+ does not support it.
2. yarn v1 can install without the flag.

fixes #122

* refactor output()

lib/config-generator.js

@@ -250,25 +250,38 @@ export default [\n${exportContent}];`;
         log.info("The config that you've selected requires the following dependencies:\n");
         log.info(this.result.devDependencies.join(", "));
 
-        const installDevDeps = (await enquirer.prompt({
+        const questions = [{
             type: "toggle",
             name: "executeInstallation",
             message: "Would you like to install them now?",
             enabled: "Yes",
             disabled: "No",
             initial: 1
-        })).executeInstallation;
-
+        }, {
+            type: "select",
+            name: "packageManager",
+            message: "Which package manager do you want to use?",
+            initial: 0,
+            choices: ["npm", "yarn", "pnpm", "bun"],
+            skip() {
+                return this.state.answers.executeInstallation === false;
+            }
+        }];
+        const { executeInstallation, packageManager } = (await enquirer.prompt(questions));
         const configPath = path.join(this.cwd, this.result.configFilename);
 
-        if (installDevDeps === true) {
-            const packageManager = (await enquirer.prompt({
-                type: "select",
-                name: "packageManager",
-                message: "Which package manager do you want to use?",
-                initial: 0,
-                choices: ["npm", "yarn", "pnpm", "bun"]
-            })).packageManager;
+        if (executeInstallation === true) {
+
+            // removing `--force` when:
+            // 1. yarn v2+ -- it does not support it.
+            // 2. eslint v8.x -- it does not need it.
+            if (packageManager === "yarn" || this.answers.eslintVersion === "8.x") {
+                const index = this.result.installFlags.indexOf("--force");
+
+                if (index !== -1) {
+                    this.result.installFlags.splice(index, 1);
+                }
+            }
 
             log.info("☕️Installing...");
             installSyncSaveDev(this.result.devDependencies, packageManager, this.result.installFlags);