From ae26d217bca933e72ac5f8de946681c1b5f8b37e Mon Sep 17 00:00:00 2001
From: Peter Dave Hello <hsu@peterdavehello.org>
Date: Fri, 16 Mar 2018 01:19:02 +0800
Subject: [PATCH] Update yarn w/ symbolic-linked directory, cc #639

---
 4/Dockerfile         | 3 ++-
 4/alpine/Dockerfile  | 3 ++-
 4/slim/Dockerfile    | 3 ++-
 4/stretch/Dockerfile | 3 ++-
 4/wheezy/Dockerfile  | 3 ++-
 6/Dockerfile         | 3 ++-
 6/alpine/Dockerfile  | 3 ++-
 6/slim/Dockerfile    | 3 ++-
 6/stretch/Dockerfile | 3 ++-
 6/wheezy/Dockerfile  | 3 ++-
 8/Dockerfile         | 3 ++-
 8/alpine/Dockerfile  | 3 ++-
 8/slim/Dockerfile    | 3 ++-
 8/stretch/Dockerfile | 3 ++-
 8/wheezy/Dockerfile  | 3 ++-
 9/Dockerfile         | 3 ++-
 9/alpine/Dockerfile  | 3 ++-
 9/slim/Dockerfile    | 3 ++-
 9/stretch/Dockerfile | 3 ++-
 9/wheezy/Dockerfile  | 3 ++-
 20 files changed, 40 insertions(+), 20 deletions(-)

diff --git a/4/Dockerfile b/4/Dockerfile
index dee60dec..46dfd17c 100644
--- a/4/Dockerfile
+++ b/4/Dockerfile
@@ -54,7 +54,8 @@ RUN set -ex \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz
diff --git a/4/alpine/Dockerfile b/4/alpine/Dockerfile
index 4f76d131..6204c3af 100644
--- a/4/alpine/Dockerfile
+++ b/4/alpine/Dockerfile
@@ -59,7 +59,8 @@ RUN apk add --no-cache --virtual .build-deps-yarn curl gnupg tar \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
diff --git a/4/slim/Dockerfile b/4/slim/Dockerfile
index 519a70e2..84d0b4ea 100644
--- a/4/slim/Dockerfile
+++ b/4/slim/Dockerfile
@@ -59,7 +59,8 @@ RUN set -ex \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz
diff --git a/4/stretch/Dockerfile b/4/stretch/Dockerfile
index 50698d5c..06f3ea7b 100644
--- a/4/stretch/Dockerfile
+++ b/4/stretch/Dockerfile
@@ -54,7 +54,8 @@ RUN set -ex \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz
diff --git a/4/wheezy/Dockerfile b/4/wheezy/Dockerfile
index 6a67cd3a..c0878d94 100644
--- a/4/wheezy/Dockerfile
+++ b/4/wheezy/Dockerfile
@@ -50,7 +50,8 @@ RUN set -ex \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz
diff --git a/6/Dockerfile b/6/Dockerfile
index 46efe89d..24ba928d 100644
--- a/6/Dockerfile
+++ b/6/Dockerfile
@@ -54,7 +54,8 @@ RUN set -ex \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz
diff --git a/6/alpine/Dockerfile b/6/alpine/Dockerfile
index 100bbda0..7414b255 100644
--- a/6/alpine/Dockerfile
+++ b/6/alpine/Dockerfile
@@ -59,7 +59,8 @@ RUN apk add --no-cache --virtual .build-deps-yarn curl gnupg tar \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
diff --git a/6/slim/Dockerfile b/6/slim/Dockerfile
index 30f62819..e57964fa 100644
--- a/6/slim/Dockerfile
+++ b/6/slim/Dockerfile
@@ -59,7 +59,8 @@ RUN set -ex \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz
diff --git a/6/stretch/Dockerfile b/6/stretch/Dockerfile
index eb6c0a61..10543c6c 100644
--- a/6/stretch/Dockerfile
+++ b/6/stretch/Dockerfile
@@ -54,7 +54,8 @@ RUN set -ex \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz
diff --git a/6/wheezy/Dockerfile b/6/wheezy/Dockerfile
index 1726c290..1d6430bd 100644
--- a/6/wheezy/Dockerfile
+++ b/6/wheezy/Dockerfile
@@ -50,7 +50,8 @@ RUN set -ex \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz
diff --git a/8/Dockerfile b/8/Dockerfile
index 66c501fb..d3a40178 100644
--- a/8/Dockerfile
+++ b/8/Dockerfile
@@ -54,7 +54,8 @@ RUN set -ex \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz
diff --git a/8/alpine/Dockerfile b/8/alpine/Dockerfile
index 2c1fd652..72cb4d52 100644
--- a/8/alpine/Dockerfile
+++ b/8/alpine/Dockerfile
@@ -59,7 +59,8 @@ RUN apk add --no-cache --virtual .build-deps-yarn curl gnupg tar \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
diff --git a/8/slim/Dockerfile b/8/slim/Dockerfile
index 8e845347..3da34511 100644
--- a/8/slim/Dockerfile
+++ b/8/slim/Dockerfile
@@ -59,7 +59,8 @@ RUN set -ex \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz
diff --git a/8/stretch/Dockerfile b/8/stretch/Dockerfile
index 8b1ef392..9938e961 100644
--- a/8/stretch/Dockerfile
+++ b/8/stretch/Dockerfile
@@ -54,7 +54,8 @@ RUN set -ex \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz
diff --git a/8/wheezy/Dockerfile b/8/wheezy/Dockerfile
index 0581d4b8..155a5212 100644
--- a/8/wheezy/Dockerfile
+++ b/8/wheezy/Dockerfile
@@ -50,7 +50,8 @@ RUN set -ex \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz
diff --git a/9/Dockerfile b/9/Dockerfile
index eaed0cb9..7ef95b41 100644
--- a/9/Dockerfile
+++ b/9/Dockerfile
@@ -54,7 +54,8 @@ RUN set -ex \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz
diff --git a/9/alpine/Dockerfile b/9/alpine/Dockerfile
index 1d542476..116e11fb 100644
--- a/9/alpine/Dockerfile
+++ b/9/alpine/Dockerfile
@@ -59,7 +59,8 @@ RUN apk add --no-cache --virtual .build-deps-yarn curl gnupg tar \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
diff --git a/9/slim/Dockerfile b/9/slim/Dockerfile
index 4e0c0a1e..40bbaa72 100644
--- a/9/slim/Dockerfile
+++ b/9/slim/Dockerfile
@@ -59,7 +59,8 @@ RUN set -ex \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz
diff --git a/9/stretch/Dockerfile b/9/stretch/Dockerfile
index c6805496..37338658 100644
--- a/9/stretch/Dockerfile
+++ b/9/stretch/Dockerfile
@@ -54,7 +54,8 @@ RUN set -ex \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz
diff --git a/9/wheezy/Dockerfile b/9/wheezy/Dockerfile
index 0d9414d9..bed682f0 100644
--- a/9/wheezy/Dockerfile
+++ b/9/wheezy/Dockerfile
@@ -50,7 +50,8 @@ RUN set -ex \
   && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
   && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
   && mkdir -p /opt/yarn \
-  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
+  && ln -s /opt/yarn-v$YARN_VERSION /opt/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
   && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
   && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz