ci: use tach to enforce inter package module deps.

Author: tazlin

.pre-commit-config.yaml

@@ -32,3 +32,7 @@ repos:
             StrEnum,
             horde_model_reference==0.9.0,
         ]
+- repo: https://github.com/gauge-sh/tach-pre-commit
+  rev: v0.27.0
+  hooks:
+    - id: tach

tach.toml

@@ -0,0 +1,27 @@
+interfaces = []
+exclude = [
+    "**/*__pycache__",
+    "**/*egg-info",
+    "**/docs",
+    "**/tests",
+    "**/venv",
+]
+source_roots = [
+    ".",
+]
+
+[[modules ]]
+path = "horde_sdk.ai_horde_api"
+depends_on = ["horde_sdk.generation_parameters", "horde_sdk.generic_api"]
+
+[[modules ]]
+path = "horde_sdk.worker"
+depends_on = ["horde_sdk.ai_horde_api", "horde_sdk.generic_api", "horde_sdk.generation_parameters"]
+
+[[modules ]]
+path = "horde_sdk.generation_parameters"
+depends_on = []
+
+[[modules ]]
+path = "horde_sdk.generic_api"
+depends_on = []