feat: service logs command to stream service logs (#196)

* chore: fix landing logo shadow

* feat: implement service logs command with colored output and strict ordering

* revert Makefile

* fix after rebase

* move logs command under services with root shortcut

* simplify server options for streaming logs and CLI flags

* refactor ContainerLogs grpc server

* update --tail flag

* minor docker.proto

* refactor client ServiceLogs and ContainerLogs

* move ProxyMachinesContext from api to client pkg

* minor refactor proto Stream

* add api/logs

* implement LogMerger

* fix LogMerger to correctly use semaphore

* increate inflish entries to 100 per stream

* send heartbeats

* refactor ContainerLogs to synchronise Send of entries and heartbeats to the steram

* minor logmerege

* remove ContainerName form ServiceLogEntryMetadata

* refactor ContainerLogs into docker.Service

* detect stalled container logs streams

* update logmerger tests

* fix comment in test

* refactor LogMerger with options

* uc logs: format one or multiple services

* make LogMerger emit heartbeats, emit entries <= watermark, rewrite tests

* update uc logs with new LogMerger

* go mod tidy

* fix after merge

---------

Co-authored-by: Evgenii Orlov <evgenii.orlov@semrush.com>

cmd/uncloud/caddy/config.go

@@ -7,7 +7,6 @@ import (
 
 	"github.com/alecthomas/chroma/v2/quick"
 	"github.com/psviderski/uncloud/internal/cli"
-	"github.com/psviderski/uncloud/pkg/api"
 	"github.com/spf13/cobra"
 )
 
@@ -46,7 +45,7 @@ func runConfig(ctx context.Context, uncli *cli.CLI, opts configOptions) error {
 
 	if opts.machine != "" {
 		// If a specific machine is requested, use it to get the Caddy configuration.
-		ctx, _, err = api.ProxyMachinesContext(ctx, clusterClient, []string{opts.machine})
+		ctx, _, err = clusterClient.ProxyMachinesContext(ctx, []string{opts.machine})
 		if err != nil {
 			return err
 		}