Update Dockerfile to be a bit less fragile

Dockerfile

@@ -1,24 +1,24 @@
-FROM ubuntu:jammy-20240530
+FROM ubuntu:jammy-20240911.1
+RUN useradd -m -N -u 1000 ubuntu && \
+    echo 'APT::Install-Recommends "false";' > /etc/apt/apt.conf.d/99disable-install-recommends #
+RUN apt-get update && apt-get install -y \
+    python3.10 \
+    pip \
+    nano \
+    unzip \
+    curl \
+    git \
+    default-jdk-headless
+USER ubuntu
+WORKDIR /home/ubuntu/
+ENV PATH=/home/ubuntu/.local/bin:$PATH
 
-RUN apt update && \
-    apt install --no-install-recommends -y python3.10 && \
-    apt install --no-install-recommends -y pip && \
-    apt install nano && \
-    apt install unzip -y && \
-    apt install curl -y && \
-    apt install git -y && \
-    apt install default-jdk -y && \
-    # apt install cargo -y && \
-    # python3 -m pip install maturin && \
-    python3 -m pip install -U garak==0.9.0.13 && \
-    python3 -m pip install giskard[llm] && \
-    python3 -m pip install -U fsspec && \
-    python3 -m pip install -U pyarrow && \
-    python3 -m pip install -U huggingface_hub
+COPY --chown=ubuntu requirements.txt requirements.txt
+RUN python3 -m pip install --upgrade pip && \
+    python3 -m pip install -r requirements.txt
 
-WORKDIR /home/ubuntu/
-COPY giskard/llm_scan.py giskard/llm_scan.py
-COPY Dependency-Check/dependency-check-example-report.html Dependency-Check/dependency-check-example-report.html
+COPY --chown=ubuntu giskard/llm_scan.py giskard/llm_scan.py
+COPY --chown=ubuntu Dependency-Check/dependency-check-example-report.html Dependency-Check/dependency-check-example-report.html
 WORKDIR /home/ubuntu/Dependency-Check
 RUN VERSION=$(curl -s https://jeremylong.github.io/DependencyCheck/current.txt) && \
     curl -Ls "https://github.com/jeremylong/DependencyCheck/releases/download/v$VERSION/dependency-check-$VERSION-release.zip" --output dependency-check.zip && \

requirements.txt

@@ -0,0 +1,5 @@
+garak==0.9.0.13
+giskard[llm]
+fsspec
+pyarrow
+huggingface_hub