diff --git a/e-invoice-api/build.gradle.kts b/e-invoice-api/build.gradle.kts
index 431f2b6..36bd23a 100644
--- a/e-invoice-api/build.gradle.kts
+++ b/e-invoice-api/build.gradle.kts
@@ -13,6 +13,9 @@ kotlin {
 
 val quarkusVersion: String by project
 
+val klfVersion: String by project
+val lokiLogAppenderVersion: String by project
+
 dependencies {
     implementation(enforcedPlatform("io.quarkus.platform:quarkus-bom:$quarkusVersion"))
     implementation("io.quarkus:quarkus-kotlin")
@@ -25,6 +28,12 @@ dependencies {
     implementation("io.quarkus:quarkus-micrometer")
     implementation("io.quarkus:quarkus-micrometer-registry-prometheus")
 
+    implementation(project(":e-invoicing-domain"))
+
+    implementation("net.codinux.log:klf:$klfVersion")
+    implementation("net.codinux.log:quarkus-loki-log-appender:$lokiLogAppenderVersion")
+    implementation("net.codinux.log.kubernetes:codinux-kubernetes-info-retriever:$lokiLogAppenderVersion")
+
 
     testImplementation("io.quarkus:quarkus-junit5")
     testImplementation("io.rest-assured:rest-assured")
diff --git a/e-invoice-api/src/main/resources/application.properties b/e-invoice-api/src/main/resources/application.properties
index e69de29..e6d25d7 100644
--- a/e-invoice-api/src/main/resources/application.properties
+++ b/e-invoice-api/src/main/resources/application.properties
@@ -0,0 +1,88 @@
+
+# HTTP config
+
+%dev.quarkus.http.host=0.0.0.0
+%dev.quarkus.http.port=8091
+
+quarkus.http.enable-compression=true
+
+quarkus.http.cors=true
+quarkus.http.cors.origins=*
+quarkus.http.cors.headers=accept, authorization, content-type, x-requested-with
+quarkus.http.cors.methods=GET, OPTIONS
+
+
+# log request response times
+quarkus.http.access-log.enabled=true
+quarkus.http.record-request-start-time=true
+# for all variables see: https://quarkus.io/guides/http-reference#configuring-http-access-logs
+# %h Remote host name
+# %s HTTP status code of the response
+# %D Time taken to process the request, in millis
+# %r First line of the request
+# %b Bytes sent, excluding HTTP headers, or '-' if no bytes were sent
+quarkus.http.access-log.pattern=%h %s %D ms "%r" %b bytes
+
+
+# Logging
+
+quarkus.log.console.async=true
+
+quarkus.log.loki.host-url=http://loki.monitoring:3100
+%dev.quarkus.log.loki.host-url=http://localhost:3100
+%dev.quarkus.log.loki.enable=false
+%test.quarkus.log.loki.enable=false
+
+quarkus.log.loki.field.app.include=true
+
+quarkus.log.loki.field.kubernetes.include=true
+%dev.quarkus.log.loki.field.kubernetes.include=false
+quarkus.log.loki.field.kubernetes.prefix=off
+quarkus.log.loki.field.kubernetes.field.containername.include=false
+
+
+# Live reload
+
+quarkus.live-reload.instrumentation=true
+
+# disable this output:
+# Press [h] for more options>
+# Tests paused
+# Press [r] to resume testing, [h] for more options>
+# Press [r] to resume testing, [o] Toggle test output, [h] for more options>
+quarkus.test.continuous-testing=disabled
+quarkus.console.disable-input=true
+
+# disable Analytics
+quarkus.analytics.disabled=true
+
+
+# Quarkus Native settings
+
+quarkus.native.enable-https-url-handler=true
+quarkus.native.enable-all-security-services=true
+
+
+# Metrics and Health
+
+# Kubernetes / Prometheus won't find endpoints under /q/health, /q/metrics, ..., so remove /q (= Quarkus default sub path) from path
+quarkus.micrometer.export.prometheus.path=/metrics
+
+quarkus.smallrye-health.root-path=/health
+quarkus.smallrye-health.ui.always-include=true
+
+
+# OpenAPI and Swagger-UI
+
+# so that in Kubernetes Swagger-UI, Health UI, ... can be reached under /party-events (under /q/ it's not reachable via ingress)
+quarkus.http.root-path=/invoicing
+quarkus.http.non-application-root-path=${quarkus.http.root-path}
+
+quarkus.swagger-ui.always-include=true
+quarkus.swagger-ui.theme=flattop
+quarkus.swagger-ui.display-request-duration=true
+
+quarkus.smallrye-openapi.info-title=eInvoicing
+quarkus.smallrye-openapi.info-version=1.0.0
+quarkus.smallrye-openapi.info-description=API to create an read eInvoices according to EU standard EN 16931
+quarkus.smallrye-openapi.info-contact-email=dev@codinux.net
\ No newline at end of file
diff --git a/gradle.properties b/gradle.properties
index 2f80ff9..c57c557 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -15,6 +15,7 @@ mustangVersion=2.14.2
 angusMailVersion=2.0.3
 
 klfVersion=1.6.2
+lokiLogAppenderVersion=0.5.5
 # only used for tests
 logbackVersion=1.5.12