build(make): improve install command (#1945)

* chore(makefile): remove web/dist/* on make clean

* chore(makefile): use install command

* chore(makefile): add .gitkeep to public folder

* chore(web): remove duplicated web/.gitignore

web/.gitignore

@@ -1,40 +0,0 @@
-# Logs and databases #
-######################
-*.log
-*.sql
-*.sqlite
-*.db
-*.db-shm
-*.db-wal
-*.db*
-
-# OS generated files #
-######################
-.DS_Store
-.DS_Store?
-._*
-.Spotlight-V100
-.Trashes
-ehthumbs.db
-Thumbs.db
-
-# Other
-.idea
-.pnp.*
-.yarn/*
-!.yarn/patches
-!.yarn/plugins
-!.yarn/releases
-!.yarn/sdks
-!.yarn/versions
-node_modules/
-web/build
-bin/
-log/
-dist/*
-!dist/.gitkeep
-# If needed, package-lock.json shall be added
-# manually using an explicit git add command.
-package-lock.json
-# Ditto for yarn, except we're using npm.
-yarn.lock