From bc8752b2d54dc4df8d74a17c0d68906c91716191 Mon Sep 17 00:00:00 2001
From: Alexander Popov <alex.wayfer@gmail.com>
Date: Tue, 29 Dec 2020 20:36:05 +0300
Subject: [PATCH 1/3] Switch from Arch Linux to Alpine for Cirrus CI

Training before Docker images.
---
 .cirrus.yaml | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/.cirrus.yaml b/.cirrus.yaml
index decb032..4f3a143 100644
--- a/.cirrus.yaml
+++ b/.cirrus.yaml
@@ -1,9 +1,8 @@
 os_setup: &os_setup
   container:
-    image: archlinux
+    image: alpine:3
   os_setup_script:
-    - pacman -Sy
-    - pacman -S --noconfirm git gcc make postgresql-libs
+    # - apk add --no-cache git gcc make postgresql-libs
 
     - echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.bashrc
     - echo 'eval "$(rbenv init -)"' >> ~/.bashrc

From 5cbbb571be8af7145223555995aeefa0bf7f1f14 Mon Sep 17 00:00:00 2001
From: Alexander Popov <alex.wayfer@gmail.com>
Date: Tue, 29 Dec 2020 20:50:04 +0300
Subject: [PATCH 2/3] Add CI image as CI cache key

Sadly, there is no such pre-defined environment variable.
---
 .cirrus.yaml | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/.cirrus.yaml b/.cirrus.yaml
index 4f3a143..1197f21 100644
--- a/.cirrus.yaml
+++ b/.cirrus.yaml
@@ -1,6 +1,8 @@
 os_setup: &os_setup
+  env:
+    CI_IMAGE: alpine:3
   container:
-    image: alpine:3
+    image: $CI_IMAGE
   os_setup_script:
     # - apk add --no-cache git gcc make postgresql-libs
 
@@ -15,6 +17,7 @@ rbenv_cache: &rbenv_cache
     folder: $HOME/.rbenv
     fingerprint_script:
       - echo $CIRRUS_OS
+      - echo $CI_IMAGE
       - cat .ruby-version
     populate_script:
       - git clone https://github.com/rbenv/rbenv.git ~/.rbenv
@@ -32,6 +35,7 @@ nodenv_cache: &nodenv_cache
     folder: $HOME/.nodenv
     fingerprint_script:
       - echo $CIRRUS_OS
+      - echo $CI_IMAGE
       - cat .node-version
     populate_script:
       - git clone https://github.com/nodenv/nodenv.git ~/.nodenv
@@ -49,6 +53,7 @@ bundle_cache: &bundle_cache
     folder: /usr/local/bundle
     fingerprint_script:
       - echo $CIRRUS_OS
+      - echo $CI_IMAGE
       - cat .ruby-version
       - cat Gemfile.lock
   install_script:
@@ -60,6 +65,7 @@ node_modules_cache: &node_modules_cache
     folder: node_modules
     fingerprint_script:
       - echo $CIRRUS_OS
+      - echo $CI_IMAGE
       - cat .node-version
       - cat pnpm-lock.yaml
   install_script:

From 3547a4f194a861c3b30a5d58d49adb000dc7e8cd Mon Sep 17 00:00:00 2001
From: Alexander Popov <alex.wayfer@gmail.com>
Date: Tue, 29 Dec 2020 22:37:26 +0300
Subject: [PATCH 3/3] Fix some issues with Alpine Linux, but still doesn't work

---
 .cirrus.yaml | 27 ++++++++++++++-------------
 1 file changed, 14 insertions(+), 13 deletions(-)

diff --git a/.cirrus.yaml b/.cirrus.yaml
index 1197f21..5f1342e 100644
--- a/.cirrus.yaml
+++ b/.cirrus.yaml
@@ -4,13 +4,14 @@ os_setup: &os_setup
   container:
     image: $CI_IMAGE
   os_setup_script:
-    # - apk add --no-cache git gcc make postgresql-libs
+    ## `bash` is required by `nodenv`, as I see
+    - apk add --no-cache bash git # gcc make postgresql-libs
 
-    - echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.bashrc
-    - echo 'eval "$(rbenv init -)"' >> ~/.bashrc
+    - echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.rbenv_init
+    - echo 'eval "$(rbenv init -)"' >> ~/.rbenv_init
 
-    - echo 'export PATH="$HOME/.nodenv/bin:$PATH"' >> ~/.bashrc
-    - echo 'eval "$(nodenv init -)"' >> ~/.bashrc
+    - echo 'export PATH="$HOME/.nodenv/bin:$PATH"' >> ~/.nodenv_init
+    - echo 'eval "$(nodenv init -)"' >> ~/.nodenv_init
 
 rbenv_cache: &rbenv_cache
   rbenv_cache:
@@ -22,7 +23,7 @@ rbenv_cache: &rbenv_cache
     populate_script:
       - git clone https://github.com/rbenv/rbenv.git ~/.rbenv
 
-      - source ~/.bashrc
+      - . ~/.rbenv_init
 
       ## https://github.com/rbenv/ruby-build#installation
       - mkdir -p "$(rbenv root)"/plugins
@@ -40,7 +41,7 @@ nodenv_cache: &nodenv_cache
     populate_script:
       - git clone https://github.com/nodenv/nodenv.git ~/.nodenv
 
-      - source ~/.bashrc
+      - . ~/.nodenv_init
 
       ## https://github.com/nodenv/node-build#installation
       - mkdir -p "$(nodenv root)"/plugins
@@ -57,7 +58,7 @@ bundle_cache: &bundle_cache
       - cat .ruby-version
       - cat Gemfile.lock
   install_script:
-    - source ~/.bashrc
+    - . ~/.rbenv_init
     - exe/setup/ruby.sh
 
 node_modules_cache: &node_modules_cache
@@ -69,7 +70,7 @@ node_modules_cache: &node_modules_cache
       - cat .node-version
       - cat pnpm-lock.yaml
   install_script:
-    - source ~/.bashrc
+    - . ~/.nodenv_init
     - exe/setup/node.sh
 
 
@@ -82,7 +83,7 @@ remark_task:
   <<: *node_modules_cache
 
   lint_script:
-    - source ~/.bashrc
+    - . ~/.nodenv_init
     - pnpm run lint:docs
 
   only_if: ($CIRRUS_BRANCH == 'master') ||
@@ -100,7 +101,7 @@ stylelint_task:
   <<: *node_modules_cache
 
   lint_script:
-    - source ~/.bashrc
+    - . ~/.nodenv_init
     - pnpm run lint:styles
 
   only_if: ($CIRRUS_BRANCH == 'master') ||
@@ -118,7 +119,7 @@ eslint_task:
   <<: *node_modules_cache
 
   lint_script:
-    - source ~/.bashrc
+    - . ~/.nodenv_init
     - pnpm run lint:scripts
 
   only_if: ($CIRRUS_BRANCH == 'master') ||
@@ -141,7 +142,7 @@ rubocop_task:
   <<: *bundle_cache
 
   lint_script:
-    - source ~/.bashrc
+    - . ~/.rbenv_init
     - bundle exec rubocop --format=json --out=rubocop.json
 
   only_if: ($CIRRUS_BRANCH == 'master') ||