fix(devcontainer): fixes python new requirements for venvs

Signed-off-by: Jonathan Nagayoshi <jonathan@nagayoshi.com.br>

contrib/.devcontainer/devcontainer.json

@@ -6,7 +6,7 @@
   "features": {
     "ghcr.io/devcontainers/features/common-utils:1": {},
     "ghcr.io/devcontainers/features/docker-from-docker:1": {},
-    "ghcr.io/devcontainers-contrib/features/mkdocs:1": {}
+    "ghcr.io/devcontainers-contrib/features/mkdocs:2": {}
   },
 
   // Use 'forwardPorts' to make a list of ports inside the container available locally.

contrib/.devcontainer/postCreate.sh

@@ -1,3 +1,6 @@
 #!/bin/bash
 yarn install
-pip install mkdocs-techdocs-core
+export VIRTUAL_ENV=$HOME/venv
+python3 -m venv $VIRTUAL_ENV
+export PATH="$VIRTUAL_ENV/bin:$PATH"
+python3 -m pip install mkdocs-techdocs-core