debug app cont.

Dockerfile

@@ -32,4 +32,18 @@ ENV LD_LIBRARY_PATH="${MZN_DIR}/lib:${LD_LIBRARY_PATH}"
 EXPOSE 7860
 
 #CMD ["python", "app.py"]
-CMD ["python", "-c", "import os; import time; print(f'[{time.time()}] Python interpreter is ALIVE from CMD in Dockerfile. CWD: {os.getcwd()}. Test print.')"]
+# ... (rest of your Dockerfile, including EXPOSE 7860) ...
+
+# Revert the previous CMD test:
+# CMD ["python", "-c", "import os; import time; print(f'[{time.time()}] Python interpreter is ALIVE from CMD in Dockerfile. CWD: {os.getcwd()}. Test print.')"]
+
+# New diagnostic CMD:
+CMD ["sh", "-c", "echo '==== Shell diagnostic from CMD starting ====' && \
+                  echo 'Current directory:' && pwd && \
+                  echo 'Listing /app contents:' && ls -la /app && \
+                  echo '==== Contents of /app/app.py: ====' && \
+                  cat /app/app.py && \
+                  echo '==== End of /app/app.py contents ====' && \
+                  echo 'Attempting to execute: python /app/app.py' && \
+                  python /app/app.py && \
+                  echo '==== Shell diagnostic from CMD finished ==== (If python app.py failed, this might not show)'"]

app.py

@@ -1,19 +1,34 @@
-from src.ui import create_ui
-import os
-import subprocess
+# from src.ui import create_ui
+# import os
+# import subprocess
+#
+# try:
+#     version = subprocess.check_output(["minizinc", "--version"], text=True, stderr=subprocess.STDOUT)
+#     print(f"🧠 MiniZinc version (from Docker env): {version.strip()}")
+#     solvers = subprocess.check_output(["minizinc", "--solvers"], text=True, stderr=subprocess.STDOUT)
+#     print(f"💡 MiniZinc solvers (from Docker env):\n{solvers.strip()}")
+# except FileNotFoundError:
+#     print("❌ MiniZinc command not found. Check PATH in Dockerfile and setup.sh.")
+# except subprocess.CalledProcessError as e:
+#     print(f"❌ MiniZinc command failed. Output: {e.output}")
+# except Exception as e:
+#     print(f"❌ Error checking MiniZinc: {e}")
+#
+# if __name__ == "__main__":
+#     demo = create_ui()
+#     demo.queue().launch()
+
 
-try:
-    version = subprocess.check_output(["minizinc", "--version"], text=True, stderr=subprocess.STDOUT)
-    print(f"🧠 MiniZinc version (from Docker env): {version.strip()}")
-    solvers = subprocess.check_output(["minizinc", "--solvers"], text=True, stderr=subprocess.STDOUT)
-    print(f"💡 MiniZinc solvers (from Docker env):\n{solvers.strip()}")
-except FileNotFoundError:
-    print("❌ MiniZinc command not found. Check PATH in Dockerfile and setup.sh.")
-except subprocess.CalledProcessError as e:
-    print(f"❌ MiniZinc command failed. Output: {e.output}")
-except Exception as e:
-    print(f"❌ Error checking MiniZinc: {e}")
 
-if __name__ == "__main__":
-    demo = create_ui()
-    demo.queue().launch()
+# app.py (TEMPORARY MINIMAL VERSION for testing)
+import os
+import time
+import sys
+
+print(f"[{time.time()}] MINIMAL app.py is RUNNING! CWD: {os.getcwd()}")
+print(f"Python version: {sys.version}")
+# print(f"Arguments: {sys.argv}") # You can uncomment this if needed
+print("This is the minimal app.py content.")
+# Add a small delay to ensure logs might flush if it's a quick exit
+time.sleep(2) # Keep this to ensure logs have a chance to appear
+print(f"[{time.time()}] MINIMAL app.py finished.")