chore: add bash directive to shell scripts

scripts/doc-name.sh

@@ -1,3 +1,4 @@
+#!/usr/bin/env bash
 # Given a path get the name for the documentation.
 # ./scripts/doc-name.sh packages/sdk/server-node
 # Produces something like:

scripts/package-name.sh

@@ -1,3 +1,4 @@
+#!/usr/bin/env bash
 # Given a path get the name of the package.
 # ./scripts/package-name.sh packages/sdk/server-node
 # Produces something like:

scripts/publish-doc.sh

@@ -1,3 +1,4 @@
+#!/usr/bin/env bash
 # Run this script like:
 # ./scripts/publish-doc.sh packages/sdk/node
 
@@ -55,24 +56,24 @@ set +e
 
 while true
 do
-    
+
     git pull origin gh-pages --no-edit # should accept the default message
     after_pull_sha=$(git rev-parse HEAD)
-    
+
     # The first time this runs the head_sha will be empty and they will not match.
     # If the push fails, then we pull again, and if the SHA does not change, then
     # the push will not succeed.
     if [ "$head_sha" == "$after_pull_sha" ]; then
         echo "Failed to get changes. Could not publish docs."
         exit 1
     fi
-    
+
     head_sha=$after_pull_sha
-    
+
     if git push; then
         break
     fi
-    
+
     echo "Push failed, trying again."
 done
 

scripts/publish.sh

@@ -1,3 +1,4 @@
+#!/usr/bin/env bash
 if $LD_RELEASE_IS_DRYRUN ; then
   # Dry run just pack the workspace.
   echo "Doing a dry run of publishing."

scripts/replace-version.sh

@@ -1,3 +1,4 @@
+#!/usr/bin/env bash
 # Run this script like:
 # ./scripts/replace-version.sh packages/sdk/node