report: accept a report ID that ends with a newline

Plain-text replies usually end with one, and the ID check counted it as
part of the ID, so a report that was sent was said to have failed.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

report

@@ -134,6 +134,8 @@ send() {
   code="${response##*$'\n'}"
   body="${response%$'\n'*}"
   [[ "$response" == *$'\n'* ]] || body="$response"
+  # Without the newline that usually ends a reply
+  body="${body%"${body##*[![:space:]]}"}"
   # A 2xx that isn't a report ID is some other page, not the receiver
   if (( status == 0 )) && [[ "$code" == 2?? && "$body" =~ ^[A-Za-z0-9-]{1,40}$ ]]; then
     echo "Sent. Thank you! Your report's ID is $body; mention it if you contact us about this."

tests/report.bats

@@ -147,3 +147,11 @@ field() {
   [[ "$output" == *"Couldn't send the report"* ]]
   [[ "$output" != *"Sent."* ]]
 }
+
+@test "a report ID ending with a newline, as replies usually do, is accepted" {
+  answers y
+  export CURL_REPLY='CD-7Q2K\n\n200'
+  run bash "$REPO/report" "$LOG"
+  [ "$status" -eq 0 ]
+  [[ "$output" == *"Your report's ID is CD-7Q2K;"* ]]
+}