vector: integrate engine health, admin management, and local deployment (#12517)

* vector: expose request metrics and registration-aware health endpoints

* vector: report immutable read cache and storage fetch metrics

* docs: describe vector engine health, metrics, and maintenance

* vector: count canceled requests when their handler is dropped

* vector: account for uncached large immutable storage reads

* vector: reliably release the stalled credential reader in tests

* vector: observe large reads as their streamed body is consumed

* vector: bound heartbeats on established master registration streams

* test: exercise hardened vector maintenance on Go and Rust volumes

* vector: register engines in their configured filer group

* vector: make retried index creation preserve compatible datasets

* vector: allow registration to advertise a separate address

* test: release stalled credential readers without blocking FIFO cleanup

* test: allow hardened vector coverage in a named filer group

* vector: discover engines in the same filer group as their gateway

* vector: fall back when the advertised address is empty

* admin: expose vector readiness, maintenance, and management tools (#12520)

* s3vectors: share vector discovery with trusted management clients

* admin: show vector engine readiness and recent maintenance activity

* admin: suggest S3 Vectors IAM actions from the supported operations

* admin: manage vector indexes, policies, tags, encryption, and query data

* admin: validate SSE-S3 support before creating encrypted vector buckets

* admin: discover vector engines in their registration group

* admin: probe vector engines concurrently with independent time budgets

* admin: verify encryption capability on the remote S3 gateway

* admin: defer discovery until after the HTTP server can start

* admin: distinguish unknown vector health services from failed engines

* admin: count workers that can execute vector index maintenance

* admin: allow read-only users to query vectors and inspect tags

* vector: scope gateway and admin discovery to the configured filer group

* admin: refresh policy state after mutations and serialize policy controls

* vector: drain active RPCs before closing replaced discovery connections

* vector: respect request cancellation while waiting for discovery

* vector: prefer another registered engine after a transport failure

* admin: check all masters before reporting no registered vector engines

* iam: honor attached vector policies without broadening legacy grants

* vector: allow short-lived discovery clients to close their connections

* vector: refresh cached master addresses for each discovery lookup

* iam: enforce vector bucket tag conditions in attached policies

* iam: authorize vector bucket creation with the requested tags

* test: exercise vector IAM grants and tag denies on Go and Rust volumes

* admin: reject authenticated vector mutations without an admin role

* test: run vector IAM assertions before the shared engine is stopped

* vector: add native mini startup, shell tools, and a runnable Compose example (#12522)

* s3vectors: share vector discovery with trusted management clients

* admin: show vector engine readiness and recent maintenance activity

* admin: suggest S3 Vectors IAM actions from the supported operations

* admin: manage vector indexes, policies, tags, encryption, and query data

* admin: validate SSE-S3 support before creating encrypted vector buckets

* admin: discover vector engines in their registration group

* admin: probe vector engines concurrently with independent time budgets

* admin: verify encryption capability on the remote S3 gateway

* admin: defer discovery until after the HTTP server can start

* admin: distinguish unknown vector health services from failed engines

* admin: count workers that can execute vector index maintenance

* admin: allow read-only users to query vectors and inspect tags

* vector: scope gateway and admin discovery to the configured filer group

* admin: refresh policy state after mutations and serialize policy controls

* vector: drain active RPCs before closing replaced discovery connections

* vector: respect request cancellation while waiting for discovery

* vector: prefer another registered engine after a transport failure

* admin: check all masters before reporting no registered vector engines

* iam: honor attached vector policies without broadening legacy grants

* vector: allow short-lived discovery clients to close their connections

* vector: refresh cached master addresses for each discovery lookup

* iam: enforce vector bucket tag conditions in attached policies

* iam: authorize vector bucket creation with the requested tags

* test: exercise vector IAM grants and tag denies on Go and Rust volumes

* admin: reject authenticated vector mutations without an admin role

* test: run vector IAM assertions before the shared engine is stopped

* mini: optionally start and supervise the vector engine

* mini: bootstrap vector buckets with existing Lance catalog helpers

* shell: manage vector buckets, indexes, and vector data

* docs: provide a runnable vector and maintenance worker Compose stack

* shell: scope vector discovery to the session and close its connections

* mini: honor the bind address for vector and metrics listeners

* mini: reserve vector ports before assigning gRPC and compatibility listeners

* mini: wait for vector storage setup and master registration

* mini: create requested vector buckets without requiring the Lance HTTP listener

* shell: refresh master addresses during vector discovery

* mini: resolve sibling vector executables with platform extensions

* vector: preserve uncertain creates and fix mini listener allocation (#12525)

* vector: retain catalog records when index creation has an unknown outcome

* mini: keep chosen listener ports reserved throughout allocation

* mini: resolve hostname binds before starting vector listeners

* vector: fix integration test imports and recover interrupted index creation (#12533)

* shell: register vector operations from the command package

* s3vectors: resume interrupted index initialization safely

* mini: exclude disabled WebDAV from listener allocation

* s3vectors: retain uncertain creates across refused retries

* s3vectors: claim pending indexes before retrying initialization

* s3vectors: compare resolved distance metrics during recovery

* s3vectors: preserve metadata keys when retrying initialization

* s3vectors: verify ownership before initializing new catalog records

weed/admin/dash/admin_data.go

@@ -32,6 +32,7 @@ type AdminData struct {
 	VolumeServers     []VolumeServer      `json:"volume_servers"`
 	FilerNodes        []FilerNode         `json:"filer_nodes"`
 	MessageBrokers    []MessageBrokerNode `json:"message_brokers"`
+	VectorNodes       []VectorNode        `json:"vector_nodes"`
 	S3Nodes           []S3Node            `json:"s3_nodes"`
 	DataCenters       []DataCenter        `json:"datacenters"`
 	LastUpdated       time.Time           `json:"last_updated"`
@@ -250,6 +251,7 @@ func (s *AdminServer) GetAdminData(username string) (AdminData, error) {
 		FilerNodes:        filerNodes,
 		MessageBrokers:    messageBrokers,
 		S3Nodes:           s3Nodes,
+		VectorNodes:       s.getVectorNodesStatus(context.Background()).Engines,
 		DataCenters:       topology.DataCenters,
 		LastUpdated:       topology.UpdatedAt,
 		TotalEcVolumes:    totalEcVolumes,