fix issue and add init

Makefile

@@ -5,19 +5,22 @@ RVD_INT_EXT     = apk
 RVD_PATCHES     = revanced-patches
 RVD_PATCHES_EXT = jar
 
-GITHUB_URL      = https://api.github.com/repos/
+ADB_ARCHIVE = platform-tools-latest-linux.zip
+
+GITHUB_URL      = https://api.github.com/repos
 GITHUB_REPO     = revanced
 GITHUB_ENDPOINT = releases/latest
 
 EXTENSIONS   = *.$(RVD_CLI_EXT) *.$(RVD_INT_EXT) *.$(RVD_PATCHES_EXT)
 VERSIONS_TXT = versions.txt
 
-WGET = wget -q --show-progress
-CURL = curl -s
-RM   = rm -f
-MV   = mv
-LS   = ls
-ECHO = echo
+WGET  = wget -q --show-progress
+CURL  = curl -s
+RM    = rm -f
+MV    = mv
+LS    = ls
+ECHO  = echo
+UNZIP = unzip
 
 GREP_DOWNLOADS = grep 'browser_'
 GREP_LATEST    = grep -v 'dev' | head -1
@@ -32,6 +35,12 @@ update_version_file:
 	$(MV) $(RVD_PATCHES)*.$(RVD_PATCHES_EXT) $(RVD_PATCHES).$(RVD_PATCHES_EXT)
 	@$(ECHO) Version file updated!
 
+init: update
+init:
+	@$(WGET) https://dl.google.com/android/repository/$(ADB_ARCHIVE)
+	@$(UNZIP) $(ADB_ARCHIVE)
+	@$(RM) $(ADB_ARCHIVE)
+
 update: clean
 update: download_cli
 update: download_INT