Enzo Le Van

# Objective Hi all! This PR adds some courses (and other fun stuff) to improve the beginner experience. :) ## Courses I added them under `courses/` for now. Here’s why...

Dynamic dataflows can not be stopped on Linux and MacOS for 0.3.6

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**Describe the bug** Issue #575 has resurfaced, even though it was previously resolved by #583. When I launch a dataflow where a node is dynamic, I can't stop it; neither...

[Enhancement] Should `async_std` be replaced with `tokio` ?

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### Current behaviour and limitations Since #261, Zenoh-Flow has been based on Zenoh 1.x. A major change in this version of Zenoh is that task management has shifted from async_std...

This PR avoids the use of the `alloc` crate in `no_std`. It also changes the `Error` handling by using concrete `types` instead of `String`s

[Bug] Couldn't open session because distant node is incompatible config wise in peer mode

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### Describe the bug Bug in **z_info**: - platform: MacOS - config: 2 Zenohd routers + 1 zenoh-pico in peer mode Versions: - zenoh-pico release/1.5.0 (5e4c6c22e80f868c49a03bc7755f8b9889078549) - zenohd 1.5.0 (29483883e...