Añadiendo todo el proyecto

store/index.js

@@ -0,0 +1,9 @@
+import { createStore } from 'vuex';
+import { langcodeModule } from './langcode';
+
+export const kitecosocialStore = () => 
+createStore({
+  modules: {
+    langcode: langcodeModule,
+  },
+});

store/langcode.js

@@ -0,0 +1,18 @@
+export const langcodeModule = {
+  state: () => ({ 
+    langcode: 'es'
+  }),
+  mutations: {
+    SET_LANGCODE: (state, langcode) => {
+      state.langcode = langcode;
+    }
+  },
+  actions: {
+    setLangcode: ({ commit }, langcode) => {
+      commit("SET_LANGCODE", langcode);
+    }
+  },
+  getters: {
+    langcode: (state) => state.langcode
+  },
+};