diff --git a/alg/Makefile b/alg/Makefile
index 6707ccd..9479175 100644
--- a/alg/Makefile
+++ b/alg/Makefile
@@ -59,139 +59,8 @@ qrtool.zip: qrtool
 	cd qrtool.zip-workdir && zip qrtool.zip qrtool.$(shell git describe --always).x86_64 && mv qrtool.zip ..
 	rm -rf qrtool.zip-workdir
 
-angle: qrtool
-	./qrtool angle dataset/camera/warp-small.jpg
-
-verify: qrtool
-	./qrtool verify ../dataset/similarity/19000-roi.jpg ../dataset/similarity/19000.jpg
-	./qrtool verify ../dataset/similarity/19006-roi.jpg ../dataset/similarity/19006.jpg
-	# ./qrtool verify ../dataset/local/scan-data/19687-roi.jpg ../dataset/local/scan-data/19687-frame.jpg
-
-verify-neg: qrtool
-	./qrtool verify ../dataset/similarity/19000-roi.jpg ../dataset/similarity/19002.jpg
-	./qrtool verify ../dataset/similarity/19006-roi.jpg ../dataset/similarity/19002.jpg
-
-verify-test: D := ../dataset/local/scan-data/
-verify-test: qrtool FORCE
-	for roi in $(shell ls $D | grep roi.jpg | sort -R | head -n 100); do \
-		frame=$${roi/roi/frame}; \
-		cmd="./qrtool verify $D/$$roi $D/$$frame"; \
-		sim=$$($$cmd | grep similarity); \
-		echo "<div class=case><img class=roi src=$$roi /> <img class=frame src=$$frame /><h1>$$sim</h1>"; \
-		cat $D/$${roi/-roi.jpg/.txt}; \
-		echo "</div>"; \
-	done | tee $D/verify.html
-	echo '<style> div.case { border: 1px solid green; padding: 1rem; margin: 1rem; } img.frame { width: 200px } img.roi { display: block }' >> $D/verify.html
-
-rectify: qrtool
-	./qrtool rectify dataset/camera/warp-small.jpg
-
-roi: code=4295987837721
-roi: qrtool
-	./qrtool roi dataset/scan/$(code).jpg
-	$(IMAGE_VIEWER) dataset/scan/$(code).jpg.roi.jpg
-
-topleft: qrtool
-	./qrtool topleft ../dataset/scandata/18986.jpg
-
-roi_bench: qrtool
-	begin=$$(date +%s); parallel -j10 ./qrtool roi_bench -- dataset/batches/*; end=$$(date +%s); nfiles=$$(find dataset/batches -type f | wc -l); echo total qps: $$((nfiles / (end - begin)))
-
-imdecode: qrtool
-	./qrtool imdecode dataset/camera/warp-small.jpg
-
-angle-bench: qrtool
-	time -f %e $(SHELL) -c '\
-	for i in $(shell seq 100); do \
-		$(library_path_prefix) \
-		./qrtool angle dataset/camera/warp-small.jpg; \
-	done'
-
-neg: qrtool
-	set -e; \
-	for img in $(wildcard dataset/negative/*.jpg); do \
-		if ./qrtool angle $$img; then echo "negative image check failed: $$img"; exit 1; fi; \
-	done
-
-detect: qrtool
-	./qrtool detect dataset/camera/warp-small.jpg
-detect2: qrtool
-	./qrtool detect2 dataset/camera/warp-small.jpg
-
-check: qrtool
-	./qrtool check dataset/camera/warp-small.jpg
-
-diagonal: qrtool
-	./qrtool diagonal dataset/camera/warp-small.jpg
-
-bench: qrtool
-	./qrtool bench dataset/camera/warp-small.jpg
-
-memory: qrtool
-	valgrind ./qrtool bench dataset/camera/warp-small.jpg
-
 fileprocess.o: fileprocess.grpc.pb.h
 
-worker: qrtool
-	./qrtool roi_worker roi
-
-worker_nop: qrtool
-	./qrtool roi_worker_nop roi
-
-workers: qrtool
-	parallel -j8 ./qrtool roi_worker -- roi roi roi roi roi roi roi roi
-
-grpc: qrtool
-	./qrtool grpc_server 0.0.0.0:32439
-
-energy: qrtool FORCE
-	$(library_path_prefix) \
-	./qrtool energy dataset/roi/20231226/roi-1703563444.7468174.png
-
-energy.html: qrtool FORCE
-	ls dataset/roi/20231224/* | sort -R | head -n 100 | while read x; do \
-		echo -n "<div>"; \
-		$(library_path_prefix) \
-		./qrtool energy $$x | tr -d '\n'; \
-		echo -n " <img src=\"$$x\" />"; \
-		echo "</div>"; \
-	done | sort -rn -k 2 | tee $@
-	google-chrome $@
-
-hist.html: qrtool FORCE
-	ls dataset/roi/20231224/* | grep -v hist | sort -R | head -n 100 | while read x; do \
-		echo -n "<div>$$x"; \
-		echo -n " <img src=\"$$x\" /><img height=60 width=60 src=\""; \
-		$(library_path_prefix) \
-		./qrtool $$x | tr -d '\n'; \
-		echo "\"/></div>"; \
-	done | sort -rn -k 2 | tee $@
-
-dft.html: qrtool FORCE
-	ls dataset/roi/20231224/* | grep -v dft | \
-		while read x; do \
-		echo -n "<div>$$x"; \
-		echo -n " <img src=\"$$x\" /><img height=60 width=60 src=\""; \
-		$(library_path_prefix) \
-		./qrtool $$x | tr -d '\n'; \
-		echo "\"/></div>"; \
-	done | tee $@
-
-dft-compare.html: qrtool FORCE
-	(echo dataset/roi/20231224/roi-1703295645.003432.png; echo dataset/roi/20231224/roi-1703295645.365394.png) | \
-		while read x; do \
-		echo -n "<div>$$x"; \
-		echo -n " <img src=\"$$x\" /><img height=60 width=60 src=\""; \
-		$(library_path_prefix) \
-		./qrtool $$x | tr -d '\n'; \
-		echo "\"/></div>"; \
-	done | sort -rn -k 2 | tee $@
-	google-chrome $@
-
-dft: qrtool FORCE
-	$(library_path_prefix) \
-	./qrtool dataset/camera/warp-small.jpg
-
 qrtool.web.js: EMCC_FLAGS := \
 		-O3
 
@@ -232,29 +101,6 @@ qrtool.wx.js qrtool.web.js: qrtool_wasm.cpp libqr.cpp Makefile
 qrtool.wx.wasm.br: qrtool.wx.js
 	brotli -kf qrtool.wx.wasm
 
-opencv: FORCE
-	./opencv/euphon/build-cpp.sh
-
-wasm: FORCE
-	./opencv/euphon/build-wasm.sh
-
-serve: qrtool FORCE
-	$(library_path_prefix) \
-	./server.py
-
-deploy: FORCE
-	set -e; \
-	for kc in $(TARGET); do \
-		echo $$kc; \
-		kubectl --kubeconfig deploy/kubeconfig.$$kc set image deployment/alg alg=$(IMAGE); \
-		kubectl --kubeconfig deploy/kubeconfig.$$kc rollout status deployment alg; \
-	done
-
-PROTO_DIR := ../../../cassia/estord/proto
-fileprocess.grpc.pb.h fileprocess.grpc.pb.cc fileprocess.pb.h fileprocess.pb.cc: $(PROTO_DIR)/fileprocess.proto
-	protoc -I $(PROTO_DIR) --grpc_out=. --plugin=protoc-gen-grpc=`which grpc_cpp_plugin` $<
-	protoc -I $(PROTO_DIR) --cpp_out=. $<
-
 install-scanner: qrtool.wx.wasm.br
 	@cp -v qrtool.wx.js qrtool.wx.wasm.br ../scanner/assets
 	@cp -v qrtool.wx.js ../scanner/worker