chore: clean up build scripts — simple docker build+push to registry.nerdrage.cloud

- Remove build-local.sh and old build-push.sh (crictl/scp/buildah workflow)
- New build-push.sh: docker build + push to registry.nerdrage.cloud/dickloads
- deployment.yaml: update image to registry.nerdrage.cloud/dickloads:latest, imagePullPolicy Always

k8s/deployment.yaml

@@ -16,8 +16,8 @@ spec:
     spec:
       containers:
         - name: humor-units
-          image: localhost/humor-units:latest
-          imagePullPolicy: IfNotPresent
+          image: registry.nerdrage.cloud/dickloads:latest
+          imagePullPolicy: Always
           ports:
             - containerPort: 3000
           env: