build: add options to use i18n and bootstrap vue

lib/i18n.ts

@@ -1,16 +1,17 @@
-import { createI18n, I18n } from 'vue-i18n'
+import { createI18n, I18n, I18nOptions } from 'vue-i18n'
 
 import fr from '@/locales/fr.json'
 import en from '@/locales/en.json'
 
 export const locale: string = 'en'
 export const fallbackLocale: string = 'en'
-// https://vue-i18n.intlify.dev/guide/advanced/composition.html#implicit-with-injected-properties-and-functions
-export const i18n: I18n = createI18n({
+export const options: I18nOptions = {
   warnHtmlMessage: false,
+  // https://vue-i18n.intlify.dev/guide/advanced/composition.html#implicit-with-injected-properties-and-functions
   globalInjection: true,
   legacy: false,
   locale,
   fallbackLocale,
   messages: { fr, en }
-})
+}
+export const i18n: I18n = createI18n(options)

lib/main.ts

@@ -4,7 +4,7 @@ import * as components from './components'
 import * as datavisualisations from './datavisualisations'
 import * as maps from './maps'
 import config from './config'
-import { App,Component,DefineComponent } from 'vue'
+import { App,Component, DefineComponent } from 'vue'
 
 export { default as AccordionWrapper } from './components/AccordionWrapper.vue'
 export { default as AccordionStep } from './components/AccordionStep.vue'
@@ -48,6 +48,11 @@ export { default as SymbolMap } from './maps/SymbolMap.vue'
 
 type ComponentMap = {[name:string]:Component|DefineComponent}
 
+type PluginOptions = {
+  useI18n?: boolean,
+  useBootstrap?: boolean,
+  useConfig?: boolean
+}
 
 const Murmur = {
   get i18n() {
@@ -79,18 +84,29 @@ const Murmur = {
     // @ts-expect-error not sure why typescript sees an error here
     return Murmur.i18n.global.locale.value
   },
-  install(app: App<Element>) {
-    app.use(createBootstrap())
-    app.use(i18n)
+  install(app: App<Element>, { useI18n = true, useBootstrap = true, useConfig = true }: PluginOptions = {}) {
+
+    if (useBootstrap) {
+      app.use(createBootstrap())
+    }
 
-    app.config.globalProperties.$config = Murmur.config
+    if (useI18n) {
+      app.use(Murmur.i18n)
+    }
+
+    if (useConfig) {
+      app.config.globalProperties.$config = Murmur.config
+    }
+
     Object.keys(this.components).forEach((key) =>
       app.component(key, this.components[key])
     )
     Object.keys(this.datavisualisations).forEach((key) =>
       app.component(key, this.datavisualisations[key])
     )
-    Object.keys(this.maps).forEach((key) => app.component(key, this.maps[key]))
+    Object.keys(this.maps).forEach((key) => 
+      app.component(key, this.maps[key])
+    )
   }
 }