fix(build): Correct dependencies of cleanupAllJars gradle task

Cloud builds started suffering from too many copies of the same JARs
because the full path of GRADLE_USER_HOME (and subsequently the full
paths to those JARs) are different with each build

Author: mbektchiev

test-app/app/build.gradle

@@ -449,7 +449,7 @@ task ensureMetadataOutDir {
 
 def explodeAar(File compileDependency, File outputDir) {
     logger.info("explodeAar: Extracting ${compileDependency.path} -> ${outputDir.path}")
-	
+
     if (compileDependency.name.endsWith(".aar")) {
         java.util.jar.JarFile jar = new java.util.jar.JarFile(compileDependency)
         Enumeration enumEntries = jar.entries()
@@ -476,7 +476,7 @@ def explodeAar(File compileDependency, File outputDir) {
 
 def md5(String string) {
     MessageDigest digest = MessageDigest.getInstance("MD5") ;
-    digest.update(string.bytes); 
+    digest.update(string.bytes);
     return new BigInteger(1, digest.digest()).toString(16).padLeft(32, '0');
 }
 
@@ -494,7 +494,7 @@ class EmptyRunnable implements Runnable {
 
 // Discover all jars and dynamically create tasks for the extraction of each of them
 def allJars = []
-afterEvaluate { project -> 
+afterEvaluate { project ->
     def buildType = project.selectedBuildType == "release" ? "Release" : "Debug"
     def jars = []
     Pattern pattern = Pattern.compile("^(.+)${buildType}CompileClasspath\$")
@@ -515,11 +515,18 @@ afterEvaluate { project ->
 
                     def taskName = "extract_${jar.name}_to_${destDir}"
                     logger.debug("Creating dynamic task ${taskName}")
+
+                    // Add discovered jars as dependencies of cleanupAllJars.
+                    // This is cruicial for cloud builds because they are different
+                    // on each incremental build (as each time the gradle user home
+                    // directory is a randomly generated string)
+                    cleanupAllJars.inputs.files jar
+
                     task "${taskName}" (type: WorkerTask) {
                         dependsOn cleanupAllJars
                         extractAllJars.dependsOn it
 
-                        // This dependency seems redundant but probably due to some Gradle issue with workers, 
+                        // This dependency seems redundant but probably due to some Gradle issue with workers,
                         // without it `runSbg` sporadically starts before all extraction tasks have finished and
                         // fails due to missing JARs
                         runSbg.dependsOn it
@@ -544,10 +551,10 @@ afterEvaluate { project ->
 }
 
 task cleanupAllJars {
-    // Ideally we would depend on the list of all discovered jars, but we cannot discover them before 
-    // the execution phase of the build begins, so instead we depend on the list of libs directories that might 
-    // contain aar or jar files.
+    // We depend on the list of libs directories that might contain aar or jar files
+    // and on the list of all discovered jars
     inputs.files(pluginDependencies)
+
     outputs.files cleanupAllJarsTimestamp
 
     doLast {