Support downscaling CronJob

• Scale the cron job up and down using the suspend to true and false: #11
• Support setting suspend to false using Upscale CustomResource
• fix: Add more test cases
• feat: Support plurals for resource and add unit test case: #8

Support StatefulSet

Scale down & up Kubernetes statefulset

Bugfixes and test cases

• bugfix: fix: post scaleup, dont set annotation original_count to 0
• bugfix: check if the resource is downscaled before trying to upscale
• code cleanup: intialize resource as a struct associated function.

Use scratch docker image

v0.0.4

Dont use distroless

Scale down all deployments in the namespace

• Scale down all deployments in the specified namespace.
• Currently supports explicit scaling only deployment resource.