fix(installer): override preconfigured accelerator images

Author: MioYuuIH

auplc_installer/overlay.py

@@ -122,16 +122,11 @@ def emit_overlay(
             buf.write("        acceleratorKeys:\n")
             for sku in cfg.skus:
                 buf.write(f"          - {sku.accel_key}\n")
-            if not homogeneous_target:
-                base_name = _RESOURCE_IMAGE_BASE[resource]
-                wrote_overrides = False
-                for sku in cfg.skus:
-                    if sku.gpu_target != cfg.gpu_target:
-                        if not wrote_overrides:
-                            buf.write("        acceleratorOverrides:\n")
-                            wrote_overrides = True
-                        buf.write(f"          {sku.accel_key}:\n")
-                        buf.write(f'            image: "{image_registry}/{base_name}:{image_tag}-{sku.gpu_target}"\n')
+            base_name = _RESOURCE_IMAGE_BASE[resource]
+            buf.write("        acceleratorOverrides:\n")
+            for sku in cfg.skus:
+                buf.write(f"          {sku.accel_key}:\n")
+                buf.write(f'            image: "{image_registry}/{base_name}:{image_tag}-{sku.gpu_target}"\n')
 
     # --- teams.mapping filter (only when course selection is in effect) ---
     if filter_courses:

tests/installer/test_overlay.py

@@ -115,6 +115,17 @@ def test_resource_images_use_primary_tag() -> None:
     assert images["Course-PhySim"] == "ghcr.io/amdresearch/auplc-physim:v1.0-gfx1151"
 
 
+def test_homogeneous_target_emits_matching_accelerator_overrides() -> None:
+    _, parsed = _render(_strix_halo_cfg(), courses=CourseSelection.default())
+    gpu_metadata = parsed["custom"]["resources"]["metadata"]["gpu"]
+    overrides = gpu_metadata["acceleratorOverrides"]
+    assert overrides == {
+        "strix-halo": {
+            "image": "ghcr.io/amdresearch/auplc-base:v1.0-gfx1151",
+        },
+    }
+
+
 def test_curated_sku_with_product_name_emits_node_selector() -> None:
     _, parsed = _render(_strix_halo_cfg(), courses=CourseSelection.default())
     accelerators = parsed["custom"]["accelerators"]
@@ -206,6 +217,7 @@ def test_mixed_targets_emit_accelerator_overrides() -> None:
     gpu_metadata = parsed["custom"]["resources"]["metadata"]["gpu"]
     assert "acceleratorOverrides" in gpu_metadata
     overrides = gpu_metadata["acceleratorOverrides"]
+    assert overrides["strix-halo"]["image"] == "ghcr.io/amdresearch/auplc-base:v1.0-gfx1151"
     assert "r9700" in overrides
     assert overrides["r9700"]["image"] == "ghcr.io/amdresearch/auplc-base:v1.0-gfx120x"