dev: add improved example, change db directory

.gitignore

@@ -1,3 +1,4 @@
 tracker_db
+db
 .vscode
 .idx

README.md

@@ -15,6 +15,8 @@ It applies deduplication at the NATS level, making it safe to run in a distribut
 * NATS server
 * Access to a Celo RPC node
 
+See [docker-compose.yaml](dev/docker-compose.yaml) for an example on how to run a deploy a single instance.
+
 ### 1. Build the Docker image
 
 We provide pre-built images for `linux/amd64`. See the packages tab on Github.
@@ -30,11 +32,7 @@ docker images
 
 ### 2. Run NATS
 
-```bash
-cd dev
-docker compose up -d
-docker ps
-```
+For an example, see `dev/docker-compose.nats.yaml`.
 
 ### 3. Update config values
 

dev/docker-compose.nats.yaml

@@ -0,0 +1,9 @@
+services:
+  nats:
+    image: nats:2
+    restart: unless-stopped
+    command: -js -sd /tmp/nats/data -m 8222
+    ports:
+      - 0.0.0.0:4222:4222
+      - 0.0.0.0:8222:8222
+

dev/docker-compose.yaml

@@ -2,7 +2,27 @@ services:
   nats:
     image: nats:2
     restart: unless-stopped
-    command: -js -sd /tmp/nats/data -m 8222
+    command: -js -sd /nats/data -m 8222
     ports:
-      - 0.0.0.0:4222:4222
-      - 0.0.0.0:8222:8222
+      - 127.0.0.1:4222:4222
+      - 127.0.0.1:8222:8222
+    volumes:
+      - celo-tracker-nats:/nats/data      
+  celo-tracker:
+    image: celo-tracker:latest
+    restart: unless-stopped
+    depends_on:
+      - nats
+    environment:
+      - DEV=true
+      - TRACKER_JETSTREAM__ENDPOINT=nats://nats:4222
+    ports:
+      - 127.0.0.1:5001:5001
+    volumes:
+      - celo-tracker-db:/service/db
+
+volumes:
+  celo-tracker-nats:
+    driver: local
+  celo-tracker-db:
+    driver: local

internal/db/bolt.go

@@ -14,7 +14,7 @@ type boltDB struct {
 }
 
 const (
-	dbFolderName = "tracker_db"
+	dbFolderName = "db/tracker_db"
 
 	upperBoundKey = "upper"
 	lowerBoundKey = "lower"