From 61679c5ddccaedc6e6e8f2f9aa716e2cde6e95bc Mon Sep 17 00:00:00 2001
From: Per Magnus Petersen <magnus@pmagnus.dk>
Date: Thu, 10 Sep 2026 16:16:03 +0200
Subject: [PATCH] env.example

---
 env.example | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 env.example

diff --git a/env.example b/env.example
new file mode 100644
index 0000000..2ac7830
--- /dev/null
+++ b/env.example
@@ -0,0 +1,31 @@
+# Copy to .env and fill in. .env is gitignored — never commit real credentials.
+
+# --- Postgres (only used if you run a Postgres container from this compose file) ---
+POSTGRES_USER=postgres
+POSTGRES_PASSWORD=changeme
+POSTGRES_DB=btcprod
+PGPORT=5432
+
+# --- Local dev (make run) ---
+# The only required variable. No default in system.edn — the app won't start without it.
+JDBC_URL=jdbc:postgresql://localhost:5432/btcprice?user=postgres&password=changeme
+BTCDATA_PORT=4100
+CORS_ORIGIN=http://localhost:4000
+FRANKFURTER_URL=https://api.frankfurter.dev
+
+# Pollers. Leave false when developing against a shared database so you don't
+# write duplicate rows alongside the deployed instance.
+BINANCE_ENABLED=false
+STRIKE_ENABLED=false
+KRAKEN_ENABLED=false
+
+# --- Docker (docker compose up -d) ---
+# Runs alongside local dev on its own port. `postgres` resolves to the Docker
+# host via extra_hosts: host-gateway.
+DOCKER_BTCDATA_PORT=4102
+DOCKER_JDBC_URL=jdbc:postgresql://postgres:5432/btcprod?user=postgres&password=changeme
+DOCKER_CORS_ORIGIN=http://localhost:4041
+DOCKER_FRANKFURTER_URL=http://frankfurter:8080
+
+# --- Strike ---
+STRIKE_API_KEY=