fix double 'content', but I noticed that I did the same thing as the previous push. I'm not sure I understand why there is a difference between .mdx and .ipynb. To me, both changes are consistent.

Add 'Observation:\\n' prefix in notebook prompt builder

Update unit1/dummy_agent_library.ipynb

Upload dummy_agent_library.ipynb (#109)

Upload dummy_agent_library.ipynb (#108)

Modif explanation (#104)

update-notebooks (#87)