feat: first draft of open webui support

core/deployment/src/main/java/io/quarkiverse/langchain4j/deployment/devui/AdditionalDevUiCardBuildItem.java

@@ -0,0 +1,41 @@
+package io.quarkiverse.langchain4j.deployment.devui;
+
+import java.util.Collections;
+import java.util.Map;
+
+import io.quarkus.builder.item.MultiBuildItem;
+
+public final class AdditionalDevUiCardBuildItem extends MultiBuildItem {
+
+    private final String title;
+    private final String icon;
+    private final String componentLink;
+    private final Map<String, Object> buildTimeData;
+
+    public AdditionalDevUiCardBuildItem(String title, String icon, String componentLink) {
+        this(title, icon, componentLink, Collections.emptyMap());
+    }
+
+    public AdditionalDevUiCardBuildItem(String title, String icon, String componentLink, Map<String, Object> buildTimeData) {
+        this.title = title;
+        this.icon = icon;
+        this.componentLink = componentLink;
+        this.buildTimeData = buildTimeData;
+    }
+
+    public String getTitle() {
+        return title;
+    }
+
+    public String getIcon() {
+        return icon;
+    }
+
+    public String getComponentLink() {
+        return componentLink;
+    }
+
+    public Map<String, Object> getBuildTimeData() {
+        return buildTimeData;
+    }
+}

core/deployment/src/main/java/io/quarkiverse/langchain4j/deployment/devui/LangChain4jDevUIProcessor.java

@@ -33,7 +33,8 @@ CardPageBuildItem cardPage(List<DeclarativeAiServiceBuildItem> aiServices,
             List<InProcessEmbeddingBuildItem> inProcessEmbeddingModelBuildItems,
             List<EmbeddingStoreBuildItem> embeddingStoreBuildItem,
             List<SelectedChatModelProviderBuildItem> chatModelProviders,
-            Optional<InMemoryEmbeddingStoreBuildItem> inMemoryEmbeddingStoreBuildItem) {
+            Optional<InMemoryEmbeddingStoreBuildItem> inMemoryEmbeddingStoreBuildItem,
+            List<AdditionalDevUiCardBuildItem> additionalDevUiCardBuildItems) {
         CardPageBuildItem card = new CardPageBuildItem();
         addAiServicesPage(card, aiServices);
         if (toolsMetadataBuildItem != null) {
@@ -50,6 +51,15 @@ CardPageBuildItem cardPage(List<DeclarativeAiServiceBuildItem> aiServices,
         if (!chatModelProviders.isEmpty()) {
             addChatPage(card, aiServices);
         }
+
+        for (AdditionalDevUiCardBuildItem additionalDevUiCardBuildItem : additionalDevUiCardBuildItems) {
+            card.addPage(Page.webComponentPageBuilder()
+                    .title(additionalDevUiCardBuildItem.getTitle())
+                    .icon(additionalDevUiCardBuildItem.getIcon())
+                    .componentLink(additionalDevUiCardBuildItem.getComponentLink()));
+
+            additionalDevUiCardBuildItem.getBuildTimeData().forEach((k, v) -> card.addBuildTimeData(k, v));
+        }
         return card;
     }
 

core/deployment/src/main/java/io/quarkiverse/langchain4j/deployment/devui/OpenWebUIDevUIProcessor.java

@@ -0,0 +1,18 @@
+package io.quarkiverse.langchain4j.deployment.devui;
+
+import io.quarkiverse.langchain4j.runtime.devui.OpenWebUIJsonRPCService;
+import io.quarkus.deployment.IsDevelopment;
+import io.quarkus.deployment.annotations.BuildProducer;
+import io.quarkus.deployment.annotations.BuildStep;
+import io.quarkus.deployment.builditem.CuratedApplicationShutdownBuildItem;
+import io.quarkus.devui.spi.JsonRPCProvidersBuildItem;
+
+public final class OpenWebUIDevUIProcessor {
+
+    @BuildStep(onlyIf = IsDevelopment.class)
+    void registerOpenWebUiCard(BuildProducer<JsonRPCProvidersBuildItem> jsonRPCProviders,
+            CuratedApplicationShutdownBuildItem closeBuildItem) {
+        jsonRPCProviders.produce(new JsonRPCProvidersBuildItem(OpenWebUIJsonRPCService.class));
+        closeBuildItem.addCloseTask(OpenWebUIJsonRPCService.CLOSE_TASK, true);
+    }
+}