Gradle Spring Boot: Add folder at root to jar - spring-boot

Question

So I have a folder .ebextensions at the root of my spring boot project,and those files are not being included in my jar when I use "bootpackage" in my gradle plugin for intellij.I am deploying the jar On Amazon Web Services
How do I include these files in my jar?
My build.gradle
buildscript {
ext {
springBootVersion = '1.5.9.RELEASE'
}
repositories {
mavenCentral()
}
dependencies {
classpath("org.springframework.boot:spring-boot-gradle-plugin:${springBootVersion}")
}
}
apply plugin: 'java'
apply plugin: 'eclipse'
apply plugin: 'org.springframework.boot'
group = 'haughton.daniel'
version = '0.0.1-SNAPSHOT'
sourceCompatibility = 1.8
repositories {
mavenCentral()
}
ext {
springCloudVersion = 'Edgware.SR1'
}
dependencies {
//compile 'org.springframework.cloud:spring-cloud-starter-aws'
compile('org.springframework.boot:spring-boot-starter-data-jpa')
// https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter-mail
compile group: 'org.springframework.boot', name: 'spring-boot-starter-mail', version: '2.0.0.RELEASE'
compile('org.springframework.boot:spring-boot-starter-jdbc')
compile('org.springframework.boot:spring-boot-starter-security')
compile('org.springframework.boot:spring-boot-starter-thymeleaf')
// https://mvnrepository.com/artifact/org.thymeleaf.extras/thymeleaf-extras-springsecurity4
compile group: 'org.thymeleaf.extras', name: 'thymeleaf-extras-springsecurity4', version: '2.1.2.RELEASE'
// https://mvnrepository.com/artifact/org.springframework.cloud/spring-cloud-aws-autoconfigure
//compile group: 'org.springframework.cloud', name: 'spring-cloud-aws-autoconfigure', version: '1.2.2.RELEASE'
// https://mvnrepository.com/artifact/mysql/mysql-connector-java
// https://mvnrepository.com/artifact/mysql/mysql-connector-java
compile group: 'mysql', name: 'mysql-connector-java', version: '6.0.6'
compile('org.springframework.boot:spring-boot-starter-web')
compile ('org.apache.tomcat:tomcat-dbcp:8.0.30')
runtime('mysql:mysql-connector-java')
testCompile('org.springframework.boot:spring-boot-starter-test')
testCompile('org.springframework.security:spring-security-test')
}
dependencyManagement {
imports {
mavenBom "org.springframework.cloud:spring-cloud-dependencies:${springCloudVersion}"
}
}

Answer 1

Solution:
Added this to my build.gradle
processResources {
from ('.ebextensions/') {
into '.ebextensions'
}
}

Answer 2

I added an ebextensions folder into source of my project, this contains the .ebextensions folder with nginx config:
Folder structure
I extended bootJar task:
bootJar {
baseName = 'project'
version = '1.0.0'
from('ebextensions')
//...
When I run ./gradlew cle ass bootJar, then the unzipped project-1.0.0.jar contains:
.ebextensions
BOOT-INF
META-INF
org
I used Gradle 4.10.
The root cause was 413 Request Entity Too Large with ElasticBeanstalk.
Full content of proxy.conf:
client_max_body_size 20M;