add README and include more Dune Configuration Options

.env.sample

@@ -3,5 +3,4 @@ DB_URL=postgresql://postgres:postgres@localhost:5432/postgres
 
 QUERY_ID=
 POLL_FREQUENCY=10
-# Optional.
 QUERY_ENGINE=medium

README.md

@@ -0,0 +1,13 @@
+# Dune Sync V2
+
+
+
+
+## Local Development
+
+Fill out the empty fields in [Sample Env](.env.sample) (`DUNE_API_KEY` and `QUERY_ID`)
+
+```shell
+docker-compose up -d
+python -m src.main
+```

src/main.py

@@ -8,13 +8,13 @@
 from src.types import DUNE_TO_PG
 
 load_dotenv()
-DUNE_API_KEY = os.getenv("DUNE_API_KEY")
-DB_URL = os.getenv("DB_URL")
+DUNE_API_KEY = os.environ.get("DUNE_API_KEY")
+DB_URL = os.environ.get("DB_URL")
 
 # TODO(bh2smith): parse config file for most of the following stuff
-QUERY_ID = int(os.getenv("QUERY_ID"))
-POLL_FREQUENCY=int(os.getenv("POLL_FREQUENCY"))
-QUERY_ENGINE = os.getenv("QUERY_ENGINE")
+QUERY_ID = int(os.environ.get("QUERY_ID"))
+POLL_FREQUENCY=int(os.environ.get("POLL_FREQUENCY"))
+QUERY_ENGINE = os.environ.get("QUERY_ENGINE")
 TABLE_NAME = f"dune_data_{QUERY_ID}"