fix(library): Update the README for node & python (#98)

Reviewed-by: Stefan Jumarea <[email protected]>
Approved-by: Stefan Jumarea <[email protected]>

library/node/18/README.md

@@ -5,7 +5,7 @@ This directory contains the definition for the `unikraft.org/node:18` image star
 To run this image, [install Unikraft's companion command-line toolchain `kraft`](https://unikraft.org/docs/cli) and then you can run:
 
 ```console
-kraft run -p 8080:8080 unikraft.org/node:18
+kraft run --rm -M 512M -p 8080:8080 unikraft.org/node:18
 ```
 
 Query the server using:

library/node/21/README.md

@@ -8,7 +8,7 @@ It implements a simple HTTP server running on Unikraft that provides a simple re
 Use `kraft` to run the image and start a Unikraft instance:
 
 ```bash
-kraft run --rm -M 512M -p 8080:8080 --plat qemu --arch x86_64 unikraft.org/node:19
+kraft run --rm -M 512M -p 8080:8080 --plat qemu --arch x86_64 unikraft.org/node:21
 ```
 
 If the `--plat` argument is left out, it defaults to `qemu`.

library/python/3.10/README.md

@@ -5,7 +5,7 @@ This directory contains the definition for the `unikraft.org/python:3.10` image.
 To run this image, [install Unikraft's companion command-line toolchain `kraft`](https://unikraft.org/docs/cli) and then you can run:
 
 ```
-kraft run unikraft.org/python:3.10
+kraft run --rm -M 256M unikraft.org/python:3.10
 ```
 
 ## See also

library/python/3.12/README.md

@@ -5,7 +5,7 @@ This directory contains the definition for the `unikraft.org/python:3.12` image
 To run this image, [install Unikraft's companion command-line toolchain `kraft`](https://unikraft.org/docs/cli) and then you can run:
 
 ```console
-kraft run -p 8080:8080 unikraft.org/python:3.12
+kraft run --rm -M 256M -p 8080:8080 unikraft.org/python:3.12
 ```
 
 Query the server using: