Refactor FileBackend to avoid holding reading all messages in at once (#35805)

Author: clnoll

airbyte-ci/connectors/live-tests/poetry.lock

@@ -19,13 +19,15 @@ packages = [
 [tool.poetry.dependencies]
 python = "^3.10"
 airbyte-protocol-models = "<1.0.0"
+cachetools = "~=5.3.3"
 dagger-io = "==0.9.6"
 PyYAML = "~=6.0"
 icdiff = "~=1.9"
 inflection = "~=0.5"
 pdbpp = "~=0.10"
 pydantic = "*"
-pytest = "~=6.2"
+pytest = "~=8.0.2"
+pytest-asyncio = "~=0.23.5"
 pytest-sugar = "~=0.9"
 pytest-timeout = "~=1.4"
 pprintpp = "~=0.4"
@@ -34,6 +36,7 @@ jsonschema = "*"
 jsonref = "==0.2"
 deepdiff = "~=5.8.0"
 requests-mock = "~=1.9.3"
+pydash = "~=7.0.7"
 pytest-mock = "~=3.6.1"
 pendulum = "*"
 pytest-cov = "~=3.0.0"