diff --git a/.github/workflows/daily-run.yml b/.github/workflows/daily-run.yml
new file mode 100644
index 0000000..ce7b487
--- /dev/null
+++ b/.github/workflows/daily-run.yml
@@ -0,0 +1,36 @@
+# This workflow will build a golang project
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-go
+
+name: Send daily budget notification
+
+on:
+  workflow_dispatch:
+  # schedule time is UTC. 12pm UTC = 7am EST
+  schedule:
+  - cron: "0 12 * * *"
+
+env:
+  SENDGRID_TOKEN: ${{ secrets.SENDGRID_TOKEN }}
+  SENDGRID_TEMPLATE_ID: ${{ secrets.SENDGRID_TEMPLATE_ID }}
+  SENDGRID_MAIL_FROM: ${{ secrets.SENDGRID_MAIL_FROM }}
+  SENDGRID_MAIL_FROM_NAME: "Budget Notification Service - GitHub Action"
+  SENDGRID_MAIL_TO: ${{ secrets.SENDGRID_MAIL_TO }}
+  YNAB_TOKEN: ${{ secrets.YNAB_TOKEN }}
+  YNAB_BUDGET_ID: ${{ secrets.YNAB_BUDGET_ID }}
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Set up Go
+      uses: actions/setup-go@v4
+      with:
+        go-version: '1.23'
+        # it should be possible to cache dependencies... but let's make this work first.
+        # cache-dependency-path: go.sum
+
+    - name: Build
+      run: go run ./cmd/ynot/main.go
+
diff --git a/Makefile b/Makefile
index f36ed9b..b6ce57b 100644
--- a/Makefile
+++ b/Makefile
@@ -25,7 +25,7 @@ test:
 	go test -v ./...
 
 run: build
-	sh -c "source .env && $(BINARY_NAME)"
+	$(BINARY_NAME)
 
 vet:
 	go vet $(APP)
diff --git a/internal/config/config.go b/internal/config/config.go
index e5c4e28..d8f3ef6 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -24,13 +24,21 @@ type Config struct {
 }
 
 func NewConfig() *Config {
-	viper.SetConfigFile(EnvFileName)
 
+	// Read settings from environment variables
+	viper.AutomaticEnv()
+
+	// Read settings from config file
+	viper.SetConfigFile(EnvFileName)
 	err := viper.ReadInConfig()
 	if err != nil {
-		panic(fmt.Errorf("fatal error config file: %w\n", err))
+		// TODO: convert to logging instead of printing to stdout
+		fmt.Printf("Unable to read configuration file. Relying on envinronment variables only.\n")
 	}
 
+	// Store settings into Config struct.
+	// The way viper works is that it will look for the key in the environment variables
+	// and if it doesn't find it, it will look for the key in the config file
 	c := Config{}
 	c.Sendgrid.AccessToken = viper.GetString("SENDGRID_TOKEN")
 	c.Sendgrid.TemplateID = viper.GetString("SENDGRID_TEMPLATE_ID")