chore: add Docker support for running the web host

Dockerfile

@@ -0,0 +1,23 @@
+ARG BUILD_IMAGE=gradle:9.0.0-jdk17
+ARG RUNTIME_IMAGE=eclipse-temurin:17-jre
+
+FROM ${BUILD_IMAGE} AS build
+WORKDIR /workspace
+
+COPY gradlew gradlew
+COPY gradle gradle
+COPY build.gradle.kts settings.gradle.kts ./
+COPY src src
+
+RUN ./gradlew --no-daemon clean installDist
+
+FROM ${RUNTIME_IMAGE}
+WORKDIR /app
+
+COPY --from=build /workspace/build/install/kotlin-scripts-host /app/kotlin-scripts-host
+RUN mkdir -p /app/scripts
+
+EXPOSE 8080
+
+ENTRYPOINT ["/app/kotlin-scripts-host/bin/kotlin-scripts-host"]
+CMD ["--port=8080", "--scripts-dir=/app/scripts"]