Adjusting devcontainer installation to support local mermaid graphs.

Author: mmmarinho

.devcontainer/postCreateCommand.sh

@@ -6,4 +6,9 @@ pwd
 export PIP_BREAK_SYSTEM_PACKAGES=1
 pip install -r docs/source/requirements.txt
 pip install sphinx-autobuild
-chmod +x .devcontainer/serve_sphinx.sh
+chmod +x .devcontainer/serve_sphinx.sh
+
+# Making mermaid graphs work
+sudo apt-get update
+sudo apt-get install -y npm
+npm install -g @mermaid-js/mermaid-cli

.devcontainer/serve_sphinx.sh

@@ -1,5 +1,7 @@
 #!/bin/bash
 set -e
 
-# This is expected to be run at the root of the repository
-sphinx-autobuild docs/source build/html
+# This script is expected to be run at the root of the repository.
+cd docs/source
+# sphinx-autobuild in general should be run in this directory or the mermaid configuration will not be found.
+sphinx-autobuild . build/html