Configure Bazel and Gradle to avoid spurious flakes.

This CL updates the global `bazelrc` file to enable `--incompatible_sandbox_hermetic_tmp` to avoid tmp file collision issues between actions.

This CL also updates the `gradle.properties` to give more memory to avoid Java Heap OOM issues.

RELNOTES=N/A
PiperOrigin-RevId: 588547788

javatests/artifacts/dagger-android-ksp/gradle.properties

@@ -1,3 +1,4 @@
 android.useAndroidX=true
 org.gradle.caching=true
 org.gradle.parallel=true
+org.gradle.jvmargs=-Xmx2048m

javatests/artifacts/dagger-android/simple/gradle.properties

@@ -1,3 +1,4 @@
 android.useAndroidX=true
 org.gradle.caching=true
-org.gradle.parallel=true
+org.gradle.parallel=true
+org.gradle.jvmargs=-Xmx2048m

javatests/artifacts/dagger-ksp/gradle.properties

@@ -1,2 +1,3 @@
 org.gradle.caching=true
-org.gradle.parallel=true
+org.gradle.parallel=true
+org.gradle.jvmargs=-Xmx2048m

javatests/artifacts/dagger/gradle.properties

@@ -1,2 +1,3 @@
 org.gradle.caching=true
-org.gradle.parallel=true
+org.gradle.parallel=true
+org.gradle.jvmargs=-Xmx2048m

javatests/artifacts/hilt-android/pluginMarker/gradle.properties

@@ -1,3 +1,4 @@
 android.useAndroidX=true
 org.gradle.caching=true
-org.gradle.parallel=true
+org.gradle.parallel=true
+org.gradle.jvmargs=-Xmx2048m

javatests/artifacts/hilt-android/simple/gradle.properties

@@ -9,3 +9,4 @@ org.gradle.unsafe.configuration-cache-problems=fail
 org.gradle.unsafe.configuration-cache.max-problems=0
 org.gradle.caching=true
 org.gradle.parallel=true
+org.gradle.jvmargs=-Xmx2048m

javatests/artifacts/hilt-android/simpleKotlin/gradle.properties

@@ -9,3 +9,4 @@ org.gradle.unsafe.configuration-cache-problems=fail
 org.gradle.unsafe.configuration-cache.max-problems=0
 org.gradle.caching=true
 org.gradle.parallel=true
+org.gradle.jvmargs=-Xmx2048m

javatests/artifacts/hilt-android/viewmodel/gradle.properties

@@ -8,4 +8,5 @@ android.enableJetifier=true
 org.gradle.unsafe.configuration-cache-problems=fail
 org.gradle.unsafe.configuration-cache.max-problems=0
 org.gradle.caching=true
-org.gradle.parallel=true
+org.gradle.parallel=true
+org.gradle.jvmargs=-Xmx2048m

tools/bazel.rc

@@ -0,0 +1,11 @@
+# Global bazelrc file (see https://bazel.build/run/bazelrc#global-bazelrc)
+
+# Note: This flag is required to prevent actions from clashing with each when
+# reading/writing tmp files. Without this flag we get errors like:
+#
+#  Error: Cannot use file /tmp/hsperfdata_runner/12 because it is locked by
+#         another process
+#
+# This flag will be enabled by default in Bazel 7.0.0, but for now we enable it
+# manually. For more details: https://github.com/bazelbuild/bazel/issues/3236.
+build --incompatible_sandbox_hermetic_tmp