dockerfile context change in directories

Jenkinsfile

@@ -1,6 +1,6 @@
 node {
     checkout scm
-    def dockerimage = docker.build("titanic-image", "./dockerfiles/docker-titanic")
+    def dockerimage = docker.build("titanic-image")
     dockerimage.inside {
  stage('Preparation') {
      properties([

JenkinsfileTrain

@@ -1,6 +1,6 @@
 node {
     checkout scm
-    def dockerimage = docker.build("titanic-image", "./dockerfiles/docker-train")
+    def dockerimage = docker.build("train-image", "./train")
     dockerimage.inside {
  stage('Preparation') {
      properties([

dockerfile

@@ -0,0 +1,23 @@
+FROM ubuntu:latest
+
+RUN apt-get update --fix-missing
+RUN apt install python3-pip -y 
+RUN apt install unzip -y
+RUN apt install git -y
+
+RUN pip install --user kaggle
+RUN pip install --user pandas
+
+
+RUN ln -s ~/.local/bin/kaggle /usr/bin/kaggle
+ENV PATH="$PATH:~/.local/bin/kaggle"
+ENV KAGGLE_USERNAME="wiktorbombola"
+ENV KAGGLE_KEY=""
+
+# RUN echo "alias kaggle='~/.local/bin/kaggle'" >> ~/.bashrc
+
+COPY ./script.sh ./
+COPY ./learning.py ./
+
+# CMD ./script.sh 300
+# CMD ./learning.py

train/dockerfile

@@ -0,0 +1,19 @@
+FROM ubuntu:latest
+
+RUN apt-get update --fix-missing
+RUN apt install python3-pip -y 
+RUN apt install unzip -y
+RUN apt install git -y
+
+RUN pip install --user pandas
+RUN pip install --user torch
+RUN pip install --user keras
+RUN pip install --user tensorflow
+RUN pip install --user scikit-learn
+
+# RUN echo "alias kaggle='~/.local/bin/kaggle'" >> ~/.bashrc
+
+COPY ./learning.py ./
+
+# CMD ./script.sh 300
+# CMD ./learning.pyRUN pip install --user numpy