Fixes issue with HttpClient configuration.

vitrivr-engine-module-fes/src/main/kotlin/org/vitrivr/engine/base/features/external/api/AbstractApi.kt

@@ -30,17 +30,14 @@ abstract class AbstractApi<I, O>(protected val host: String, protected val model
     }
 
     /** The HTTP client configuration. */
-    private val httpClientConfig: HttpClientConfig<*>.() -> Unit = {
+    protected val httpClientConfig: HttpClientConfig<*>.() -> Unit = {
         install(HttpTimeout) {
             requestTimeoutMillis = timeoutMs
             connectTimeoutMillis = timeoutMs
             socketTimeoutMillis = timeoutMs
         }
     }
 
-    /** The common [HttpClient] used by the [AbstractApi] instance. */
-    protected val client: HttpClient = HttpClient(this.httpClientConfig)
-
     init {
         logger.info { "Initialized API wrapper with host: $host, model: $model, timeout: $timeoutMs seconds, polling interval: $pollingIntervalMs ms" }
     }

vitrivr-engine-module-fes/src/main/kotlin/org/vitrivr/engine/base/features/external/api/AsrApi.kt

@@ -17,7 +17,7 @@ import org.vitrivr.engine.core.model.types.Value
 class AsrApi(host: String, model: String, timeoutMs: Long, pollingIntervalMs: Long, retries: Int) : AbstractApi<AudioContent, Value.String>(host, model, timeoutMs, pollingIntervalMs, retries) {
 
     /** The API used for FES ASR. */
-    private val automatedSpeechRecognitionApi by lazy { AutomatedSpeechRecognitionApi(baseUrl = host, httpClient = client) }
+    private val automatedSpeechRecognitionApi by lazy { AutomatedSpeechRecognitionApi(baseUrl = this.host, httpClientConfig = this.httpClientConfig) }
 
     /**
      * This method is used to start an ASR job on the API.

vitrivr-engine-module-fes/src/main/kotlin/org/vitrivr/engine/base/features/external/api/ConditionalImageCaptioningApi.kt

@@ -17,7 +17,7 @@ import org.vitrivr.engine.core.model.types.Value
  */
 class ConditionalImageCaptioningApi(host: String, model: String, timeoutMs: Long, pollingIntervalMs: Long, retries: Int) : AbstractApi<Pair<ImageContent, TextContent>, Value.String>(host, model, timeoutMs, pollingIntervalMs, retries) {
     /** The API used for FES conditional image captioning. */
-    private val conditionalImageCaptioningApi by lazy { ConditionalImageCaptioningApi(baseUrl = host, httpClient = this.client) }
+    private val conditionalImageCaptioningApi by lazy { ConditionalImageCaptioningApi(baseUrl = this.host, httpClientConfig = this.httpClientConfig) }
 
     /**
      * This method is used to start a conditional image captioning job on the API.

vitrivr-engine-module-fes/src/main/kotlin/org/vitrivr/engine/base/features/external/api/FaceEmbeddingApi.kt

@@ -17,7 +17,7 @@ import org.vitrivr.engine.core.model.types.Value
 class FaceEmbeddingApi(host: String, model: String, timeoutMs: Long, pollingIntervalMs: Long, retries: Int) : AbstractApi<ImageContent, Value.FloatVector>(host, model, timeoutMs, pollingIntervalMs, retries) {
 
     /** The API used for FES face embedding. */
-    private val faceEmbeddingApi by lazy { FaceEmbeddingApi(baseUrl = host, httpClient = this.client) }
+    private val faceEmbeddingApi by lazy { FaceEmbeddingApi(baseUrl = this.host, httpClientConfig = this.httpClientConfig) }
 
     /**
      * This method is used to start a face embedding job on the API.

vitrivr-engine-module-fes/src/main/kotlin/org/vitrivr/engine/base/features/external/api/ImageCaptioningApi.kt

@@ -16,7 +16,7 @@ import org.vitrivr.engine.core.model.types.Value
  */
 class ImageCaptioningApi(host: String, model: String, timeoutMs: Long, pollingIntervalMs: Long, retries: Int) : AbstractApi<ImageContent, Value.String>(host, model, timeoutMs, pollingIntervalMs, retries) {
     /** The API used for FES image captioning. */
-    private val imageCaptioningApi by lazy { ImageCaptioningApi(baseUrl = host, httpClient = client) }
+    private val imageCaptioningApi by lazy { ImageCaptioningApi(baseUrl = this.host, httpClientConfig = this.httpClientConfig) }
 
     /**
      * This method is used to start an image captioning job on the API.

vitrivr-engine-module-fes/src/main/kotlin/org/vitrivr/engine/base/features/external/api/ImageEmbeddingApi.kt

@@ -17,7 +17,7 @@ import org.vitrivr.engine.core.model.types.Value
 class ImageEmbeddingApi(host: String, model: String, timeoutMs: Long, pollingIntervalMs: Long, retries: Int) : AbstractApi<ImageContent, Value.FloatVector>(host, model, timeoutMs, pollingIntervalMs, retries) {
 
     /** The API used for FES image embedding. */
-    private val imageEmbeddingApi by lazy { ImageEmbeddingApi(baseUrl = host, httpClient = client) }
+    private val imageEmbeddingApi by lazy { ImageEmbeddingApi(baseUrl = this.host, httpClientConfig = this.httpClientConfig) }
 
     /**
      * This method is used to start an image embedding job on the API.

vitrivr-engine-module-fes/src/main/kotlin/org/vitrivr/engine/base/features/external/api/ObjectDetectionApi.kt

@@ -17,7 +17,7 @@ import org.vitrivr.engine.core.model.types.Value
 class ObjectDetectionApi(host: String, model: String, timeoutMs: Long, pollingIntervalMs: Long, retries: Int) : AbstractApi<ImageContent, List<Value.String>>(host, model, timeoutMs, pollingIntervalMs, retries) {
 
     /** The API used for FES object detection. */
-    private val objectDetectionApi by lazy { ObjectDetectionApi(baseUrl = host, httpClient = this.client) }
+    private val objectDetectionApi by lazy { ObjectDetectionApi(baseUrl = this.host, httpClientConfig = this.httpClientConfig) }
 
     /**
      * This method is used to start an object detection job on the API.

vitrivr-engine-module-fes/src/main/kotlin/org/vitrivr/engine/base/features/external/api/OcrApi.kt

@@ -16,7 +16,7 @@ import org.vitrivr.engine.core.model.types.Value
  */
 class OcrApi(host: String, model: String, timeoutMs: Long, pollingIntervalMs: Long, retries: Int) : AbstractApi<ImageContent, Value.String>(host, model, timeoutMs, pollingIntervalMs, retries) {
     /** The API used for FES OCR. */
-    private val opticalCharacterRecognitionApi by lazy { OpticalCharacterRecognitionApi(baseUrl = host, httpClient = this.client) }
+    private val opticalCharacterRecognitionApi by lazy { OpticalCharacterRecognitionApi(baseUrl = this.host, httpClientConfig = this.httpClientConfig) }
 
     /**
      * This method is used to start an OCR job on the API.

vitrivr-engine-module-fes/src/main/kotlin/org/vitrivr/engine/base/features/external/api/TextEmbeddingApi.kt

@@ -17,7 +17,7 @@ import org.vitrivr.engine.core.model.types.Value
 class TextEmbeddingApi(host: String, model: String, timeoutMs: Long, pollingIntervalMs: Long, retries: Int) : AbstractApi<TextContent, Value.FloatVector>(host, model, timeoutMs, pollingIntervalMs, retries) {
 
     /** The API used for FES text embedding. */
-    private val textEmbeddingApi by lazy { TextEmbeddingApi(baseUrl = host, httpClient = client) }
+    private val textEmbeddingApi by lazy { TextEmbeddingApi(baseUrl = this.host, httpClientConfig = this.httpClientConfig) }
 
     /**
      * This method is used to start an text embedding job on the API.

vitrivr-engine-module-fes/src/main/kotlin/org/vitrivr/engine/base/features/external/api/ZeroShotClassificationApi.kt

@@ -17,7 +17,7 @@ import org.vitrivr.engine.core.model.types.Value
 class ZeroShotClassificationApi(host: String, model: String, timeoutMs: Long, pollingIntervalMs: Long, retries: Int) : AbstractApi<Pair<ImageContent, List<String>>, List<Value.Double>>(host, model, timeoutMs, pollingIntervalMs, retries) {
 
     /** The API used for FES zero shot image classification. */
-    private val zeroShotImageClassificationApi by lazy { ZeroShotImageClassificationApi(baseUrl = host, httpClient = client) }
+    private val zeroShotImageClassificationApi by lazy { ZeroShotImageClassificationApi(baseUrl = this.host, httpClientConfig = this.httpClientConfig) }
 
     /**
      * This method is used to start an  zero shot image classification job on the API.