prebaked dta file added

Dockerfile.dta

+# 🧩 Base image (stable Moodle environment)
+FROM hftstuttgart/cotaproject_moodle:base
+
+# 👤 Switch to root to install plugin and dependencies
+USER root
+
+# Set working directory inside container
+WORKDIR /var/www/html
+
+# 🗂️ Copy automation setup and environment scripts
+COPY ./script_step1.sh /usr/local/bin/script_step1.sh
+COPY ./moodle_env.sh /usr/local/bin/moodle_env.sh
+
+# Give execution permissions
+RUN chmod +x /usr/local/bin/script_step1.sh /usr/local/bin/moodle_env.sh
+
+# 🧠 Keep a record of the plugin commit hash (to avoid unnecessary re-clones)
+# This file will be used by script_step1.sh to skip cloning if plugin hasn't changed
+COPY .last_dta_commit /usr/local/bin/.last_dta_commit
+
+# 🔧 Run plugin installation logic
+RUN /usr/local/bin/script_step1.sh
+
+# 🧹 Clean up cache (optional)
+RUN rm -rf /var/lib/apt/lists/* /tmp/*
+
+# 👤 Switch back to the web server user for runtime
+USER www-data