From ab4317e1055bba4eb81b045003c6bc03d4043214 Mon Sep 17 00:00:00 2001
From: Ben Stull <ben.stull@wiggleverse.org>
Date: Wed, 10 Jun 2026 08:35:53 -0700
Subject: [PATCH] =?UTF-8?q?feat(slice-1):=20dev=20Postgres=20compose=20?=
 =?UTF-8?q?=E2=80=94=20single=20pinned=20service,=20named=20volume=20(D-7)?=
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Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
---
 compose.yaml | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 compose.yaml

diff --git a/compose.yaml b/compose.yaml
new file mode 100644
index 0000000..4c93c46
--- /dev/null
+++ b/compose.yaml
@@ -0,0 +1,26 @@
+# Dev datastore for ecomm — a single pinned PostgreSQL service (SD-0001 D-7).
+# The app runs natively (fast dev loop); only the database is containerized.
+# `scripts/dev.sh` owns this container's lifecycle. Reset to empty (to rehearse the
+# bootstrap, BUC-5) with:  docker compose down -v
+name: ecomm-dev
+
+services:
+  db:
+    # Pinned to the Cloud SQL major version ecomm targets in PPE/Prod (D-7).
+    image: postgres:16
+    environment:
+      POSTGRES_USER: ecomm
+      POSTGRES_PASSWORD: ecomm
+      POSTGRES_DB: ecomm
+    ports:
+      - "5432:5432"
+    volumes:
+      - ecomm-pgdata:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U ecomm -d ecomm"]
+      interval: 2s
+      timeout: 3s
+      retries: 30
+
+volumes:
+  ecomm-pgdata: