From 8514ab8d4269140752fc32044ae144d9902e3a5a Mon Sep 17 00:00:00 2001
From: Atomi <dima@atomidev.com>
Date: Sun, 9 Aug 2026 14:54:29 -0500
Subject: [PATCH 1/3] getting to work

---
 .gitignore                   | 1 +
 backend/researcher/deploy.py | 6 ++++++
 backend/researcher/server.py | 9 +++++++--
 3 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/.gitignore b/.gitignore
index 23c5d41a..b22c38ae 100644
--- a/.gitignore
+++ b/.gitignore
@@ -234,3 +234,4 @@ backend/**/*_lambda.zip
 .idea
 .terraform.lock.hcl
 /terraform/4_researcher/researcher.auto.tfvars.json
+.gastown-ignore
diff --git a/backend/researcher/deploy.py b/backend/researcher/deploy.py
index 5be0561a..99c48792 100644
--- a/backend/researcher/deploy.py
+++ b/backend/researcher/deploy.py
@@ -177,13 +177,19 @@ def main():
     remote_image = f"{ecr_url}:{image_tag}"
 
     # Build Docker image
+    # Use buildx with provenance/sbom disabled so Lambda accepts the image.
+    # Modern Docker Desktop (BuildKit) adds attestation manifests by default,
+    # which AWS Lambda rejects with "image manifest, config or layer media type is not supported".
     print(f"\nBuilding Docker image for linux/amd64 with tag: {image_tag}")
     run_command(
         [
             "docker",
+            "buildx",
             "build",
             "--platform",
             "linux/amd64",
+            "--provenance=false",
+            "--sbom=false",
             "-t",
             local_image,
             ".",
diff --git a/backend/researcher/server.py b/backend/researcher/server.py
index d87d62bd..06e8116f 100644
--- a/backend/researcher/server.py
+++ b/backend/researcher/server.py
@@ -10,7 +10,7 @@
 from fastapi import FastAPI, HTTPException
 from pydantic import BaseModel
 from dotenv import load_dotenv
-from agents import Agent, RunHooks, Runner, trace
+from agents import Agent, ModelSettings, RunHooks, Runner, trace
 from agents.extensions.models.litellm_model import LitellmModel
 
 # Suppress LiteLLM warnings about optional dependencies
@@ -84,7 +84,7 @@ async def run_research_agent(topic: str = None) -> str:
     os.environ["AWS_REGION"] = region
     os.environ["AWS_DEFAULT_REGION"] = region
     model_name = os.environ.get(
-        "RESEARCHER_MODEL", "bedrock/global.openai.gpt-oss-120b-1:0"
+        "RESEARCHER_MODEL", "bedrock/us.amazon.nova-pro-v1:0"
     )
     model = LitellmModel(model=model_name)
 
@@ -109,6 +109,11 @@ async def run_research_agent(topic: str = None) -> str:
                 model=model,
                 tools=[ingest_financial_document],
                 mcp_servers=[playwright_mcp],
+                # LiteLLM's Bedrock integration rejects the `tools` param by default.
+                # Explicitly allow it so the agent can use tools (function + MCP).
+                model_settings=ModelSettings(
+                    extra_args={"allowed_openai_params": ["tools"]}
+                ),
             )
 
             try:

From 740d282b6e210d8a6162ecd24835474b3f8a3097 Mon Sep 17 00:00:00 2001
From: Atomi <dima@atomidev.com>
Date: Mon, 10 Aug 2026 17:24:45 -0500
Subject: [PATCH 2/3] updated gitignore

---
 .gitignore | 1 -
 1 file changed, 1 deletion(-)

diff --git a/.gitignore b/.gitignore
index b22c38ae..23c5d41a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -234,4 +234,3 @@ backend/**/*_lambda.zip
 .idea
 .terraform.lock.hcl
 /terraform/4_researcher/researcher.auto.tfvars.json
-.gastown-ignore

From d1fe3883cedaa58a1513ca6084459ba5eff4c303 Mon Sep 17 00:00:00 2001
From: Atomi <dima@atomidev.com>
Date: Mon, 10 Aug 2026 17:31:29 -0500
Subject: [PATCH 3/3] changed model to nova 2-lite

---
 backend/researcher/server.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/backend/researcher/server.py b/backend/researcher/server.py
index 06e8116f..d4e5fcd8 100644
--- a/backend/researcher/server.py
+++ b/backend/researcher/server.py
@@ -84,7 +84,7 @@ async def run_research_agent(topic: str = None) -> str:
     os.environ["AWS_REGION"] = region
     os.environ["AWS_DEFAULT_REGION"] = region
     model_name = os.environ.get(
-        "RESEARCHER_MODEL", "bedrock/us.amazon.nova-pro-v1:0"
+        "RESEARCHER_MODEL", "bedrock/us.amazon.nova-2-lite-v1:0"
     )
     model = LitellmModel(model=model_name)
 
@@ -212,7 +212,7 @@ async def health():
         "timestamp": datetime.now(UTC).isoformat(),
         "debug_container": container_indicators,
         "aws_region": os.environ.get("AWS_DEFAULT_REGION", "not set"),
-        "bedrock_model": "bedrock/amazon.nova-pro-v1:0",
+        "bedrock_model": "bedrock/amazon.nova-2-lite-v1:0",
         "mcp_logging_enabled": MCP_LOGGING_ENABLED,
     }