add TMC to postBuild

Author: thiippal

postBuild

@@ -5,3 +5,29 @@ python3 -m spacy download en_core_web_sm
 python3 -m spacy download en_core_web_md
 python3 -m spacy download en_core_web_lg
 python3 -m spacy download en_core_web_trf
+
+# Set user
+USER $NB_USER
+
+# Set environments for TMC
+ENV TMC_DIR=/opt/tmc/
+ENV TMC_CONFIG_DIR="${HOME}/tmc-config/tmc-tmc_cli_rust"
+ENV WORK_DIR=/home/$NB_USER/work/
+
+# Set working directory to /opt/app
+WORKDIR /opt/app
+
+# Set working directory to /opt/tmc
+WORKDIR /opt/tmc
+
+# Install TMC
+RUN apt-get install -y --no-install-recommends curl \
+    && curl -0 https://raw.githubusercontent.com/rage/tmc-cli-rust/main/scripts/install.sh | bash -s x86_64 linux \
+    # Set download location for exercises
+    && mkdir -p "${TMC_DIR}" \
+    && mkdir -p "${TMC_CONFIG_DIR}" \
+    && echo "projects-dir = '${WORK_DIR}'" > "${TMC_CONFIG_DIR}/config.toml" \
+    && fix-permissions "${HOME}" \
+    && fix-permissions "${TMC_DIR}" \
+    && apt-get purge -y --auto-remove curl \
+    && apt-get clean