docs: add node1 runbooks, consolidation artifacts, and maintenance scripts

docs/architecture_inventory/inventory_datastores.md

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+# Datastore Inventory
+
+| db | purpose | location | backup | retention | source |
+|---|---|---|---|---|---|
+| PostgreSQL (`dagi-postgres`) | transactional data, memory tables, rag db | container + volume (`postgres_data_node1` / staging variant) | compose backup container + `scripts/backup/backup_all.sh` | backup keep days/weeks/months in backup compose | `docker-compose.node1.yml`, `docker-compose.backups.yml`, `scripts/backup/backup_all.sh` |
+| Qdrant | vector embeddings/index | container + volume (`qdrant-data-node1`) | snapshot copy in backup script | not explicit in policy files | `docker-compose.node1.yml`, `scripts/backup/backup_all.sh` |
+| Neo4j | graph memory/relations | container + volumes (`neo4j-data-node1`, logs) | `neo4j-admin dump` in backup script | not explicit in policy files | `docker-compose.node1.yml`, `scripts/backup/backup_all.sh` |
+| Redis | cache/session/state | container + volume (`redis-data-node1`) | no dedicated backup script in repo | not explicit | `docker-compose.node1.yml` |
+| MinIO | object artifacts (ppt/pdf/doc assets, comfy outputs) | container + volume (`minio-data-node1`) | implicit host-level volume backup only (no dedicated script found) | not explicit | `docker-compose.node1.yml`, `services/artifact-registry/app/main.py` |
+| SQLite (`market-data-service`) | local market event storage | `/data/market_data.db` inside market-data volume | host volume snapshot/manual | not explicit | `services/market-data-service/app/config.py`, `docker-compose.node1.yml` |
+| NATS JetStream store | event stream persistence | `/data/jetstream` volume | via NATS data volume backup strategy (manual/host-level) | stream-level policies in docs | `nats/nats.conf`, `docker-compose.node1.yml` |
+
+## Schema / Collections Pointers
+- Memory schemas/migrations:
+  - `services/memory-service/migrations/001_create_memory_tables.sql`
+  - `migrations/046_memory_service_full_schema.sql`
+  - `migrations/049_memory_v3_human_memory_model.sql`
+  - `migrations/052_account_linking_schema.sql`
+- Market data SQLAlchemy models: `services/market-data-service/app/db/schema.py`
+- RAG API/index model contracts: `services/rag-service/app/models.py`
+- Qdrant collection access via memory/rag service code:
+  - `services/memory-service/app/vector_store.py`
+  - `services/rag-service/app/document_store.py`
+
+## Redaction Note
+Any discovered credentials in datastore DSNs/password fields are represented as `<REDACTED>` in inventory narratives.