From 48c04cbf423ac57f7152ba5160187d8bbe60e18c Mon Sep 17 00:00:00 2001
From: chubchenko <artem.chubchenko@gmail.com>
Date: Thu, 28 Oct 2021 16:57:03 +0300
Subject: [PATCH 1/3] Use `1st` role in case of a primary role is absent

---
 lib/capistrano/slacky/on.rb | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/capistrano/slacky/on.rb b/lib/capistrano/slacky/on.rb
index a0f42b5..eee5937 100644
--- a/lib/capistrano/slacky/on.rb
+++ b/lib/capistrano/slacky/on.rb
@@ -18,7 +18,9 @@ class Path
       module_function
 
       def on(within:, &block)
-        ::Capistrano::DSL.on(::Capistrano::Configuration.env.primary(:app)) do
+        role = ::Capistrano::Configuration.env.primary(:app) || ::Capistrano::Configuration.env.roles(:all).first
+
+        ::Capistrano::DSL.on(role) do
           ::SSHKit::Backend.current.within(PATH_MAP.fetch(within).call, &block)
         end
       end

From bc6b9895fdc2a243f17938db14ec2abb6db66a3e Mon Sep 17 00:00:00 2001
From: chubchenko <artem.chubchenko@gmail.com>
Date: Mon, 1 Nov 2021 18:30:10 +0200
Subject: [PATCH 2/3] Require `json`

---
 lib/capistrano/slacky/payload.rb | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/capistrano/slacky/payload.rb b/lib/capistrano/slacky/payload.rb
index 7be28eb..e461d6d 100644
--- a/lib/capistrano/slacky/payload.rb
+++ b/lib/capistrano/slacky/payload.rb
@@ -5,6 +5,8 @@
 module Capistrano
   module Slacky
     class Payload
+      require "json"
+
       def initialize(env:, action:)
         @env = env
         @action = action

From 9d086dac76e182b1d88d32d1cf51f2107ba4e31b Mon Sep 17 00:00:00 2001
From: chubchenko <artem.chubchenko@gmail.com>
Date: Thu, 11 Nov 2021 13:40:52 +0200
Subject: [PATCH 3/3] Update changelog

---
 CHANGELOG.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 90cf32a..3671958 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Fixed
+- Add fall back in case of the primary server is not defined. ([@chubchenko][])
+- Require `json` to convert `Hash` object to `JSON`. ([@chubchenko][])
 
 ## [0.1.4] - 2021-07-27
 ### Fixed