Show release notes for previous versions too

lib/www/client/source/src/components/help-dialog.vue

@@ -44,7 +44,16 @@
         </v-card-title>
 
         <v-card-text>
-          <pre>{{ versionHistory }}</pre>
+          <v-carousel v-model="releaseShown"
+            :continuous="false"
+            :cycle="false"
+            :show-arrows="true"
+            :hide-delimiters="true"
+          >
+            <v-carousel-item v-for="release in releaseHistory">
+              <pre>{{release}}</pre>
+            </v-carousel-item>
+          </v-carousel>
         </v-card-text>
 
 
@@ -127,6 +136,8 @@ export default {
       clientVersion: process.env.DOUGAL_FRONTEND_VERSION ?? "(unknown)",
       serverVersion: null,
       versionHistory: null,
+      releaseHistory: [],
+      releaseShown: null,
       page: "support"
     };
   },
@@ -138,7 +149,8 @@ export default {
         this.serverVersion = version?.tag ?? "(unknown)";
       }
       if (!this.versionHistory) {
-        const history = await this.api(['/version/history?count=1', {}, null, {silent:true}]);
+        const history = await this.api(['/version/history?count=3', {}, null, {silent:true}]);
+        this.releaseHistory = history;
         this.versionHistory = history?.[this.serverVersion.replace(/-.*$/, "")] ?? null;
       }
     },