Build the Solaire inventory intelligence MVP

Add the tenant-ready dashboard, freshness and pricing analytics, mock integration adapters, persistence schema, and verification tooling needed for the initial pilot.

Co-authored-by: Cursor <cursoragent@cursor.com>

docker-compose.yml

@@ -0,0 +1,19 @@
+services:
+  postgres:
+    image: postgres:17-alpine
+    environment:
+      POSTGRES_DB: solaire
+      POSTGRES_USER: solaire
+      POSTGRES_PASSWORD: solaire
+    ports:
+      - "5432:5432"
+    volumes:
+      - solaire_postgres:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U solaire"]
+      interval: 5s
+      timeout: 3s
+      retries: 10
+
+volumes:
+  solaire_postgres: