Add --quiet flag to suppress all status output

Silences stack/endpoint/container resolution messages for scripting
and AI use cases where only raw I/O should be on stdout/stderr.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

lib/portainer_cli/commands/console.rb

@@ -24,6 +24,7 @@ module PortainerCli
         OptionParser.new do |o|
           o.on('--shell SHELL', 'Shell to use (default: /bin/sh)')    { |v| opts[:shell] = v }
           o.on('--run CMD',     'Run command instead of a bare shell') { |v| opts[:run] = v }
+          o.on('--quiet',       'Suppress status output')              { opts[:quiet] = true }
         end.parse!(args)
 
         stack_name     = args.shift or error("Usage: portainer-cli console <stack> [container] [--run CMD] [--shell /bin/bash]")
@@ -32,11 +33,11 @@ module PortainerCli
         stack       = resolve_stack(stack_name)
         endpoint_id = stack['EndpointId']
 
-        $stderr.puts dim("Stack: #{stack['Name']}  Endpoint: #{endpoint_id}")
+        status("Stack: #{stack['Name']}  Endpoint: #{endpoint_id}", opts[:quiet])
 
-        container_id = resolve_container(endpoint_id, container_name, stack['Name'])
+        container_id = resolve_container(endpoint_id, container_name, stack['Name'], opts[:quiet])
 
-        $stderr.puts dim("Connecting to #{container_name} (#{container_id[0, 12]})...")
+        status("Connecting to #{container_name} (#{container_id[0, 12]})...", opts[:quiet])
 
         exec_id = create_exec(endpoint_id, container_id, opts[:shell], opts[:run])
         ws_url  = exec_websocket_url(exec_id, endpoint_id)
@@ -46,7 +47,7 @@ module PortainerCli
 
         WebsocketExec.new(ws_url, @config.auth_header, ssl_verify: @config.ssl_verify, debug: @debug).run
 
-        $stderr.puts dim("\r\nSession ended.")
+        status("\r\nSession ended.", opts[:quiet])
       rescue PortainerCli::Client::ApiError => e
         error(e.message)
       rescue Interrupt
@@ -55,6 +56,10 @@ module PortainerCli
 
       private
 
+      def status(msg, quiet)
+        $stderr.puts dim(msg) unless quiet
+      end
+
       def resolve_stack(name_or_id)
         stacks = @client.get('/api/stacks')
         match  = stacks.find do |s|
@@ -67,7 +72,7 @@ module PortainerCli
         match
       end
 
-      def resolve_container(endpoint_id, name_or_id, stack_name = nil)
+      def resolve_container(endpoint_id, name_or_id, stack_name = nil, quiet = false)
         containers = @client.get("/api/endpoints/#{endpoint_id}/docker/containers/json", all: 1)
         names_for  = ->(c) { Array(c['Names']).map { |n| n.delete_prefix('/') } }
 
@@ -86,7 +91,7 @@ module PortainerCli
           end
           if composed.size == 1
             matched_name = names_for.(composed.first).first
-            $stderr.puts dim("Matched '#{name_or_id}' → #{matched_name}")
+            status("Matched '#{name_or_id}' → #{matched_name}", quiet)
             return composed.first['Id']
           end
         end
@@ -99,7 +104,7 @@ module PortainerCli
 
         if fuzzy.size == 1
           matched_name = names_for.(fuzzy.first).first
-          $stderr.puts dim("Matched '#{name_or_id}' → #{matched_name}")
+          status("Matched '#{name_or_id}' → #{matched_name}", quiet)
           return fuzzy.first['Id']
         end
 
@@ -115,7 +120,7 @@ module PortainerCli
           end
           if app_candidates.size == 1
             matched_name = names_for.(app_candidates.first).first
-            $stderr.puts dim("Matched '#{name_or_id}' → #{matched_name} (fallback to 'app')")
+            status("Matched '#{name_or_id}' → #{matched_name} (fallback to 'app')", quiet)
             return app_candidates.first['Id']
           end
         end