Move yarn install --production to %install section

nodejs-bash-language-server.spec

@@ -34,29 +34,31 @@ yarn install --offline
 
 npm run compile
 
+%install
+export YARN_CACHE_FOLDER="$(pwd)/.package-cache"
+
 # Only install production dependencies in node_modules
 yarn install --production --offline
 
 for S in $(grep -l '#!.*node' \
-    server/bin/* \
-    server/node_modules/acorn/bin/* \
-    server/node_modules/ajv/scripts/* \
-    server/node_modules/escodegen/bin/* \
-    server/node_modules/esprima/bin/* \
-    server/node_modules/performance-now/test/scripts/* \
-    server/node_modules/pn/scripts/* \
-    server/node_modules/sshpk/bin/* \
-    server/node_modules/uuid/bin/* \
-    server/node_modules/vscode-languageserver/bin/* \
-    ) ; do
-    SB="${S}.backup"
-    cp ${S} ${SB}
-    perl -p -i -e 's|#!/usr/bin/env node|#!%{_bindir}/node|g' $S
-    diff -urN ${SB} ${S} || :
-    rm ${SB}
-done
+        server/bin/* \
+                     server/node_modules/acorn/bin/* \
+                     server/node_modules/ajv/scripts/* \
+                     server/node_modules/escodegen/bin/* \
+                     server/node_modules/esprima/bin/* \
+                     server/node_modules/performance-now/test/scripts/* \
+                     server/node_modules/pn/scripts/* \
+                     server/node_modules/sshpk/bin/* \
+                     server/node_modules/uuid/bin/* \
+                     server/node_modules/vscode-languageserver/bin/* \
+                     ) ; do
+                     SB="${S}.backup"
+                     cp ${S} ${SB}
+                     perl -p -i -e 's|#!/usr/bin/env node|#!%{_bindir}/node|g' $S
+                     diff -urN ${SB} ${S} || :
+                     rm ${SB}
+                     done
 
-%install
 install -d -m 0755 %{buildroot}%{_bindir}
 ln -s %{nodejs_sitelib}/%{pkg_name}/bin/main.js %{buildroot}%{_bindir}/%{pkg_name}