docs: add documentation tree structure

[kenji-miyake]

Resolves #5

[github-actions]

Documentation URL: https://autowarefoundation.github.io/autoware-documentation/pr-14/
Modified URLs:

• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/languages/cmake/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/languages/cpp/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/languages/docker/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/languages/github-actions/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/languages/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/languages/markdown/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/languages/package-xml/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/languages/python/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/languages/ros2-interfaces/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/languages/shell-scripts/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/ros-nodes/class-design/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/ros-nodes/console-logging/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/ros-nodes/coordinate-system/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/ros-nodes/directory-structure/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/ros-nodes/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/ros-nodes/launch-files/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/ros-nodes/naming/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/ros-nodes/parameters/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/ros-nodes/task-scheduling/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/coding-guidelines/ros-nodes/topic-namespaces/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/discussion-guidelines/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/documentation-guidelines/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/pull-request-guidelines/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/contributing/testing-guidelines/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/design/ad-api/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/design/component-interfaces/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/design/configuration-management/development-process/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/design/configuration-management/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/design/configuration-management/release-process/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/design/configuration-management/repository-structure/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/design/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/help/docs-guide/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/help/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/help/support-guidelines/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/how-to-guides/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/installation/autoware/docker-installation/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/installation/autoware/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/installation/autoware/local-installation/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/installation/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/installation/tools-for-developers/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/installation/tools-for-users/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/tutorials/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/tutorials/local-simulation/closed-loop-simulation/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/tutorials/local-simulation/e2e-simulation/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/tutorials/local-simulation/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/tutorials/local-simulation/open-loop-simulation/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/tutorials/scenario-simulation/closed-loop-simulation/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/tutorials/scenario-simulation/e2e-simulation/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/tutorials/scenario-simulation/
• https://autowarefoundation.github.io/autoware-documentation/pr-14/tutorials/scenario-simulation/open-loop-simulation/

[kenji-miyake]

@mitsudome-r @xmfcx I added a documentation tree structure.
https://autowarefoundation.github.io/autoware-documentation/pr-14/

I've changed a bit from this comment.

If there is no big problem, I'll merge this and work on #6.

[kenji-miyake]

I'll merge this. If you have any comments, please open issues.