Quantise: apt-install cmake before building llama-quantize

quantise_securecoder.py

@@ -71,7 +71,17 @@ def main() -> int:
 
     src_path = Path(src)
 
-    # Pull llama.cpp's converter + quantiser
+    # Pull llama.cpp's converter + quantiser. We need cmake + make to build
+    # llama-quantize; the container does not ship them, so apt-install them
+    # up front.
+    log.info("ensuring cmake / make are present ...")
+    try:
+        subprocess.run(["cmake", "--version"], check=True, stdout=subprocess.DEVNULL)
+    except Exception:  # noqa: BLE001
+        log.info("installing cmake via apt ...")
+        subprocess.run(["apt-get", "update", "-qq"], check=True)
+        subprocess.run(["apt-get", "install", "-y", "-qq", "cmake", "build-essential"], check=True)
+
     log.info("fetching llama.cpp ...")
     llama_dir = work / "llama.cpp"
     subprocess.run([
@@ -79,7 +89,7 @@ def main() -> int:
         "https://github.com/ggml-org/llama.cpp", str(llama_dir),
     ], check=True)
     subprocess.run(["pip", "install", "-q", "-r", str(llama_dir / "requirements" / "requirements-convert_hf_to_gguf.txt")],
-                   check=False)
+                   check=True)
 
     f16_dir = work / "gguf-f16"
     f16_dir.mkdir(exist_ok=True)