Logs/Node Tree/Node Details - code refactoring & improvements

[sohel-rp]

The following are the changes that are being introduced under this -

• App Details & App Details Store -> add new route/path for pod grouping i.e., /group/:resourceName. Introduce new functions in store to handle grouping.
• Logs -> refactor the component's states & related logic

1. Use LogState instead of PodContainerOptions as an initial state.
2. Change in logic for handling All new/old pods. Make the grouping based on containers.
3. Tweaks in the handling of Pod Container Options as LogState is being used initially.

• Node Details -> Additional handling for getting selected nodes based on the selected resources (especially for type pod).
• Node Tree & Node Tree Reducer ->

1. Changes to handle resource grouping (especially for type pod).
2. Remove some states & related logic updates from useEffect.
3. State to handle re-rendering of Node Tree.
4. Resource/node selected state handling.
5. Generate redirect URLs for the selected resource.
6. Re-structuring/refactoring of the useNodeTreeReducer, and some related changes.

[sohel-rp]

Changes have been made and are under review - devtron-labs/dashboard#302. Also, initial testing of enhancements has been completed locally.