Configure Vertex service account JSON bootstrap

app.py

@@ -1,13 +1,43 @@
 """Gradio UI wired to hexagonal architecture services."""
 from __future__ import annotations
 
+import json
 import os
+import tempfile
 from dotenv import load_dotenv
 
 load_dotenv()
 
+# ---------------------------------------------------------------------------
+# Google Service Account credentials bootstrap for Vertex AI.
+#
+# In Hugging Face Spaces, store the full service-account key JSON in the
+# secret GOOGLE_SERVICE_ACCOUNT_JSON. This writes it to a temporary file and
+# exposes GOOGLE_APPLICATION_CREDENTIALS so google-genai / Vertex clients can
+# use Application Default Credentials.
+# ---------------------------------------------------------------------------
+if not os.environ.get("GOOGLE_APPLICATION_CREDENTIALS"):
+    sa_json = os.environ.get("GOOGLE_SERVICE_ACCOUNT_JSON", "").strip()
+    if sa_json:
+        try:
+            json.loads(sa_json)
+            tmp = tempfile.NamedTemporaryFile(
+                mode="w",
+                suffix=".json",
+                delete=False,
+                prefix="gcp_sa_",
+                encoding="utf-8",
+            )
+            tmp.write(sa_json)
+            tmp.close()
+            os.environ["GOOGLE_APPLICATION_CREDENTIALS"] = tmp.name
+            print(f"DEBUG: Wrote service-account credentials to {tmp.name}")
+        except (json.JSONDecodeError, OSError) as exc:
+            print(f"WARNING: GOOGLE_SERVICE_ACCOUNT_JSON is set but invalid: {exc}")
+
 print(f"DEBUG: CWD is {os.getcwd()}")
 print(f"DEBUG: SUPABASE_URL present: {bool(os.environ.get('SUPABASE_URL'))}")
+print(f"DEBUG: GOOGLE_APPLICATION_CREDENTIALS: {os.environ.get('GOOGLE_APPLICATION_CREDENTIALS', '(not set)')}")
 
 from calls_analyser.ui import config as ui_config
 from calls_analyser.ui.dependencies import build_dependencies

requirements.txt

@@ -3,10 +3,12 @@ pandas>=2.2.2
 numpy>=1.26.4
 soundfile>=0.12.1
 google-genai>=0.6.0
+google-cloud-storage>=2.14.0
 gradio
 pydantic>=2.7.0
 pytest>=8.2.0
 APScheduler
+python-dotenv>=1.0.0
 supabase
 git+https://github.com/tuteishygpt/CallsAnaliser.git@main
 #