Create a fetch_cvd binary to download artifacts.

Currently always downloads the latest version of
aosp_cf_x86_phone-userdebug from the public build API.

This is implementd using curl and no bundled .so files. If necessary the
binary can still be made completely static.

Bug: 137304531
Test: ./fetch_cvd
Change-Id: If0e73943e5dce4a55a14ab5076a4d2e4d89dbaef
7 files changed
tree: f7fbf3411f1554226fd63cb6ac9784f277c457db
  1. common/
  2. guest/
  3. host/
  4. tests/
  5. tools/
  6. Android.bp
  7. Android.mk
  8. OWNERS
  9. TEST_MAPPING