fix(deps): pin greenlet<3.4.0 — missing arm64 wheels in 3.4.0

docker/standalone/Dockerfile

@@ -44,20 +44,17 @@ RUN apt-get update && apt-get install -y \
 # Copy dependency files and README (required by pyproject.toml)
 COPY hindsight-api-slim/pyproject.toml ./api/
 COPY hindsight-api-slim/README.md ./api/
-COPY docker/standalone/constraints.txt /tmp/constraints.txt
 
 WORKDIR /app/api
 
 # Sync dependencies using appropriate extras based on INCLUDE_LOCAL_MODELS
 # local-ml: torch, sentence-transformers, transformers, einops, flashrank, mlx (optional)
 # embedded-db: pg0-embedded (always included for embedded PostgreSQL support)
-ENV UV_CONSTRAINT=/tmp/constraints.txt
 RUN if [ "$INCLUDE_LOCAL_MODELS" = "true" ]; then \
         uv sync --extra local-ml --extra embedded-db; \
     else \
         uv sync --extra embedded-db; \
     fi
-ENV UV_CONSTRAINT=
 
 # Copy source code (alembic migrations are inside hindsight_api/)
 COPY hindsight-api-slim/hindsight_api ./hindsight_api

docker/standalone/constraints.txt

@@ -1,2 +0,0 @@
-# greenlet 3.4.0 lacks arm64 wheels for manylinux_2_41 — remove this cap once 3.4.1+ ships with them
-greenlet<3.4.0

hindsight-api-slim/pyproject.toml

@@ -21,7 +21,7 @@ dependencies = [
     "sqlalchemy>=2.0.44",
     "alembic>=1.17.1",
     "pgvector>=0.4.1",
-    "greenlet>=3.2.4",
+    "greenlet>=3.2.4,<3.4.0",  # 3.4.0 lacks arm64 wheels for manylinux_2_41
     "psycopg2-binary>=2.9.11",
     "tiktoken>=0.12.0",
     "httpx>=0.27.0",