Added changes for remote deployment

Added example env files
Added justfile changes for deployment
Added changes in main to support auth methods

justfile

@@ -1,8 +1,23 @@
+set dotenv-load := true
+
 @default:
 	just --list
 
+clean:
+	rm -rf bin/
+
 run: build
 	bin/bluesky-nats-proxy
 
 build:
-	go build -o bin/bluesky-nats-proxy
+	go build -o bin/bluesky-nats-proxy
+
+deploy:
+    ssh -t {{env('DEPLOY_HOST')}} "\
+        cd {{env('DEPLOY_DIR')}} && \
+        git pull -f --rebase && \
+        just clean build run-daemon"
+
+run-daemon:
+   pkill bluesky-nats-proxy || true
+   ./bin/bluesky-nats &>> /var/log/bluesky-nats-proxy.log &