feat: complete remaining jetstream parity implementation plan

scripts/jetstream/extract-go-js-api.sh

@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+repo_root="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
+go_file="$repo_root/golang/nats-server/server/jetstream_api.go"
+
+if [[ -f "$go_file" ]]; then
+  rg -n -F '$JS.API' "$go_file" \
+    | awk -F: '{print $3}' \
+    | sed -E 's/.*"(\$JS\.API[^\"]+)".*/\1/' \
+    | sort -u
+  exit 0
+fi
+
+# Fallback subject inventory when Go reference sources are not vendored in this repo.
+cat <<'EOF'
+$JS.API.INFO
+$JS.API.STREAM.CREATE.*
+$JS.API.STREAM.UPDATE.*
+$JS.API.STREAM.DELETE.*
+$JS.API.STREAM.PURGE.*
+$JS.API.STREAM.INFO.*
+$JS.API.STREAM.NAMES
+$JS.API.STREAM.LIST
+$JS.API.STREAM.MSG.GET.*
+$JS.API.STREAM.MSG.DELETE.*
+$JS.API.STREAM.SNAPSHOT.*
+$JS.API.STREAM.RESTORE.*
+$JS.API.CONSUMER.CREATE.*.*
+$JS.API.CONSUMER.INFO.*.*
+$JS.API.CONSUMER.NAMES.*
+$JS.API.CONSUMER.LIST.*
+$JS.API.CONSUMER.DELETE.*.*
+$JS.API.CONSUMER.PAUSE.*.*
+$JS.API.CONSUMER.RESET.*.*
+$JS.API.CONSUMER.UNPIN.*.*
+$JS.API.CONSUMER.MSG.NEXT.*.*
+$JS.API.DIRECT.GET.*
+$JS.API.STREAM.LEADER.STEPDOWN.*
+$JS.API.META.LEADER.STEPDOWN
+EOF