fix clojure-lsp installer: DL latest standalone binary

installer/install-clojure-lsp.sh

@@ -2,6 +2,50 @@
 
 set -e
 
-version="2021.02.01-20.37.52"
-curl -L -o clojure-lsp "https://github.com/clojure-lsp/clojure-lsp/releases/download/$version/clojure-lsp"
+os="$(uname -s | tr "[:upper:]" "[:lower:]")"
+arch="$(uname -m)"
+
+case $os in
+linux)
+  os_fixed="linux"
+  if [ "$arch" = "x86_64" ]; then
+    platform="amd64"
+  elif [ "$arch" = "aarch64" ] || [ "$arch" = "arm64" ]; then
+    platform="aarch64"
+  else
+    echo "unknown architecture: $arch"
+    exit 1
+  fi
+  ;;
+darwin)
+  os_fixed="macos"
+  if [ "$arch" = "x86_64" ]; then
+    platform="amd64"
+  elif [ "$arch" = "aarch64" ] || [ "$arch" = "arm64" ]; then
+    platform="aarch64"
+  else
+    echo "unknown architecture: $arch"
+    exit 1
+  fi
+  ;;
+mingw64_nt*)
+  os_fixed="windows"
+  if [ "$arch" = "x86_64" ]; then
+    platform="amd64"
+  else
+    echo "unknown architecture: $arch"
+    exit 1
+  fi
+  ;;
+*)
+  echo "unknow platform: $os"
+  exit 1
+  ;;
+esac
+
+version="latest"
+filename="clojure-lsp-native-${os_fixed}-${platform}.zip"
+url="https://github.com/clojure-lsp/clojure-lsp/releases/${version}/download/${filename}"
+curl -L -O ${url}
+unzip ${filename}
 chmod +x clojure-lsp