Add doc strings to public API + add attempt errors + reorganize some files

CHANGELOG.md

@@ -7,6 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- Add doc strings for most of the public API. [PR #27](https://github.com/riverqueue/riverqueue-python/pull/27).
+- Add `riverqueue.AttemptError` data class to represent errors on a job row. [PR #27](https://github.com/riverqueue/riverqueue-python/pull/27).
+
 ## [0.5.0] - 2024-07-06
 
 ### Changed

src/riverqueue/__init__.py

@@ -1,15 +1,22 @@
 # Reexport for more ergonomic use in calling code.
 from .client import (
+    MAX_ATTEMPTS_DEFAULT as MAX_ATTEMPTS_DEFAULT,
+    PRIORITY_DEFAULT as PRIORITY_DEFAULT,
+    QUEUE_DEFAULT as QUEUE_DEFAULT,
+    UNIQUE_STATES_DEFAULT as UNIQUE_STATES_DEFAULT,
     AsyncClient as AsyncClient,
     JobArgs as JobArgs,
     JobArgsWithInsertOpts as JobArgsWithInsertOpts,
     Client as Client,
     InsertManyParams as InsertManyParams,
+)
+from .client import (
     InsertOpts as InsertOpts,
+    InsertResult as InsertResult,
     UniqueOpts as UniqueOpts,
 )
-from .model import (
-    InsertResult as InsertResult,
+from .job import (
+    AttemptError as AttemptError,
     Job as Job,
     JobState as JobState,
 )