Update Dockerfile and add Git link to App.vue

Dockerfile

@@ -1,4 +1,4 @@
-FROM node:21.7.1-slim
+FROM node:21
 
 WORKDIR /app
 

src/web/App.vue

@@ -11,6 +11,14 @@
                   Para começar, edite o arquivo <code>src/web/App.vue</code> e
                   salve para recarregar a página.
                 </p>
+                <v-btn
+                  variant="text"
+                  block
+                  size="x-large"
+                  href="https://git.pp.ifms.edu.br/1839811/ifms-fullstack-docker-example"
+                  target="_blank"
+                  ><v-icon>mdi-git</v-icon></v-btn
+                >
               </v-card-text>
             </v-card>
           </v-col>