Implement the ability to select between different views in the left side panel. These views include: - Sample input data as described in #7 - Function library as described in #5 - More? Inspiration from obsidian (Option to change to "search" view instead of "folder" view): 
Implement the ability to select between different views in the left side panel.
These views include:
Inspiration from obsidian (Option to change to "search" view instead of "folder" view):
