This commit starts with the optimization of the `DepenendencyManager`,
ensuring the chart indexes are lazy loaded, and replacing the
(limitless) concurrency with a configurable number of workers with a
default of 1.
Signed-off-by: Hidde Beydals <hello@hidde.co>
This commit fixes a bug where local chart dependencies would not be
detected correctly due to the absence of a repository URL.
Signed-off-by: Hidde Beydals <hello@hidde.co>