Add deployment

makefile

@@ -1,5 +1,5 @@
 .DEFAULT: run
-.PHONY: run
+.PHONY: run build push
 
 run:
 	@if [ ! -d ".venv" ]; then \
@@ -8,3 +8,9 @@ run:
 		.venv/bin/poetry install; \
 	fi
 	.venv/bin/poetry run uvicorn pubspace:app --reload
+
+build:
+	@docker build -t decentral1se/pubspace .
+
+push: build
+	@docker push decentral1se/pubspace