* ci: increase dns update max retries
* src: Makefile accessibility
Restructures the Makefile for better readibility
Separates core unit tests from template unit tests
Adds a `help` target highlighting core targets
Removes unused 'cluser' and 'release' targets
Removes unused targets
Restructures repository cluster setup and configuration scripts
to be used both for local testing as well as in CI. Adds a
CI-specific ci.sh script for the differences. Additionally:
- Upgrades to knative v0.23.0
- Upgrades eventing from v1beta1 API to v1
- Adds binary installation script (linux)
- Serializes Build, Int Test, e2e test steps
- Installs Broker and Channel to support Knative Quickstart tutorial.
- Runs a test echo server during installation
- Adds event-based waits in place of most blind time-based waits
- Adds explicit Kubernetes version for KinD
- Replaces a NodePort patched Koourier with an explicit ingress
- Adds retries while activator webhook becomes available
- Merges allocate and configure