added toplevel Makefile

Makefile

@@ -0,0 +1,43 @@
+TMUX_SESSION=knyc
+
+info:
+	@echo available targets:
+	@perl -ne 'm/^([\w\-]+):/ && print("  $$1\n");' Makefile
+
+grab-%:
+	$(MAKE) -C grabber "$@"
+
+run-all:
+	pexec -R -c -e TARGET \
+		-r run-client \
+		-r run-server \
+		-- $(MAKE) '$$TARGET'
+
+run-tmux:
+	tmux start-server
+	-tmux kill-session -t "$(TMUX_SESSION)"
+	tmux new-session -d -s "$(TMUX_SESSION)"
+	tmux send-keys "make run-client" C-m
+	tmux splitw -v -l 5
+	tmux send-keys "make run-server" C-m
+	tmux attach-session -t "$(TMUX_SESSION)"
+
+run-client:
+	(cd client/ && yarn dev)
+
+run-server:
+	$(MAKE) -C server run-loop
+
+expire:
+	$(MAKE) -C grabber expire
+
+lint:
+	(cd client/ && yarn lint)
+
+build:
+	(cd client/ && yarn build)
+	(cd client/ && yarn generate)
+	$(MAKE) -C server build
+
+run-standalone:
+	$(MAKE) -C server run-standalone