remove changelog check (#1495)

.github/pull_request_template.md

@@ -0,0 +1,3 @@
+<!--
+Remember to update the changelog for user facing changes.
+-->

dev/check/all.sh

@@ -15,7 +15,6 @@ go env
 ./todo-security.sh
 ./no-localhost-guard.sh
 ./bash-syntax.sh
-./require-changelog.sh
 
 # TODO(sqs): Reenable this check when about.sourcegraph.com is reliable. Most failures come from its
 # downtime, not from broken URLs.

dev/check/require-changelog.sh

@@ -1,41 +0,0 @@
-#!/bin/bash
-
-echo "--- require changelog"
-
-set -x
-
-if [ "$BUILDKITE_PULL_REQUEST_BASE_BRANCH" != "master" ]; then
-    set +x
-    echo "CHANGELOG.md entry not required since this isn't a pull request into master"
-    exit 0
-fi
-
-git fetch origin master
-
-changed_files=$(git diff --name-only origin/master...)
-
-# If the changed files don't match any of these regular expressions
-# then no changelog entry is required.
-if ! echo "${changed_files}" | grep -qE -e '(cmd|pkg|schema)/.*\.go$' -e '(shared|web)/.*\.(tsx?|json)$'; then
-    set +x
-    echo "CHANGELOG.md entry not required for these file changes"
-    exit 0
-fi
-
-if echo "${changed_files}" | grep -q '^CHANGELOG\.md$'; then
-    set +x
-    echo "CHANGELOG.md entry found"
-    exit 0
-fi
-
-if git log origin/master... --pretty=format:%B | grep -q NOCHANGELOG; then
-    set +x
-    echo "Found NOCHANGELOG in commit message so no CHANGELOG.md entry is required"
-    exit 0
-fi
-
-set +x
-echo "Changes that impact customers require an entry in CHANGELOG.md."
-echo "If a changelog entry is not appropriate for this change then include NOCHANGELOG in any commit message on your branch."
-echo "git commit --allow-empty -m NOCHANGELOG"
-exit 1