feat: implemented userConfigStore

src/stores/userConfigStore.ts

+import { defineStore } from 'pinia'
+import authInterceptor from '@/services/authInterceptor'
+import axios from 'axios'
+
+export const useUserConfigStore = defineStore('userConfig', {
+    state: () => ({
+        role: 'USER',
+        experience: 'VERY_HIGH',
+        motivation: 'VERY_HIGH',
+        challengeTypeConfigs: [] as { type: string, specificAmount: number, generalAmount: number }[],
+    }),
+    actions: {
+        setExperience(value: string) {
+            this.experience = value;
+        },
+        setMotivation(value: string) {
+            this.motivation = value;
+        },
+        addChallengeTypeConfig(type: string, specificAmount: number, generalAmount: number) {
+            this.challengeTypeConfigs.push({ type, specificAmount, generalAmount });
+        },
+        async postUserConfig() {
+            const payload = {
+                experience: this.experience,
+                motivation: this.motivation,
+                challengeTypeConfigs: Array.from(this.challengeTypeConfigs)
+            };
+
+            try {
+                const response = await authInterceptor.post('/users/me/config/challenge', payload);
+                console.log('Success:', response.data);
+            } catch (error: unknown) {
+                if (axios.isAxiosError(error)) {
+                    console.error('Axios error:', error.response?.data || error.message);
+                } else {
+                    console.error('An unexpected error occurred:', error);
+                }
+            }
+        }
+    }
+});