feat: add initial NATS implementation (#25602)

go.mod

@@ -516,6 +516,8 @@ require (
 	github.com/go-git/go-git/v5 v5.19.1
 	github.com/invopop/jsonschema v0.14.0
 	github.com/mark3labs/mcp-go v0.38.0
+	github.com/nats-io/nats-server/v2 v2.12.8
+	github.com/nats-io/nats.go v1.51.0
 	github.com/openai/openai-go/v3 v3.28.0
 	github.com/shopspring/decimal v1.4.0
 	github.com/smallstep/pkcs7 v0.2.1
@@ -546,6 +548,7 @@ require (
 	github.com/GoogleCloudPlatform/opentelemetry-operations-go/internal/resourcemapping v0.55.0 // indirect
 	github.com/Masterminds/semver/v3 v3.4.0 // indirect
 	github.com/alecthomas/chroma v0.10.0 // indirect
+	github.com/antithesishq/antithesis-sdk-go v0.6.0-default-no-op // indirect
 	github.com/aquasecurity/go-version v0.0.1 // indirect
 	github.com/aquasecurity/iamgo v0.0.10 // indirect
 	github.com/aquasecurity/jfather v0.0.8 // indirect
@@ -590,6 +593,7 @@ require (
 	github.com/goccy/go-json v0.10.5 // indirect
 	github.com/goccy/go-yaml v1.19.2 // indirect
 	github.com/google/go-containerregistry v0.20.7 // indirect
+	github.com/google/go-tpm v0.9.8 // indirect
 	github.com/gorilla/websocket v1.5.4-0.20250319132907-e064f32e3674 // indirect
 	github.com/hashicorp/aws-sdk-go-base/v2 v2.0.0-beta.72 // indirect
 	github.com/hashicorp/go-getter v1.8.6 // indirect
@@ -613,9 +617,13 @@ require (
 	github.com/lestrrat-go/option v1.0.1 // indirect
 	github.com/lestrrat-go/option/v2 v2.0.0 // indirect
 	github.com/mattn/go-shellwords v1.0.12 // indirect
+	github.com/minio/highwayhash v1.0.4-0.20251030100505-070ab1a87a76 // indirect
 	github.com/moby/moby/api v1.54.0 // indirect
 	github.com/moby/moby/client v0.3.0 // indirect
 	github.com/moby/sys/user v0.4.0 // indirect
+	github.com/nats-io/jwt/v2 v2.8.1 // indirect
+	github.com/nats-io/nkeys v0.4.15 // indirect
+	github.com/nats-io/nuid v1.0.1 // indirect
 	github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646 // indirect
 	github.com/openai/openai-go v1.12.0 // indirect
 	github.com/package-url/packageurl-go v0.1.3 // indirect