feat: add devcontainer for local setup

api/.env.test.example

@@ -0,0 +1,17 @@
+# Test environment. Read by pytest runs and the "Tests: API" launch
+# configurations in .vscode/launch.json.
+#
+# Tests target a separate database (`test_db`) so they don't clobber dev
+# data. Create it once after the postgres container is up:
+#   docker compose -f docker-compose-local.yaml exec postgres \
+#       createdb -U postgres test_db
+
+ENVIRONMENT="test"
+LOG_LEVEL="DEBUG"
+
+UI_APP_URL=http://localhost:3000
+
+DATABASE_URL="postgresql+asyncpg://postgres:postgres@localhost:5432/test_db"
+REDIS_URL="redis://:redissecret@localhost:6379/0"
+
+MINIO_PUBLIC_ENDPOINT=http://localhost:9000

api/Dockerfile

@@ -1,6 +1,6 @@
 # Multi-stage Dockerfile
 # Stage 1: Builder - Install Python dependencies
-FROM python:3.12-slim AS builder
+FROM python:3.13-slim AS builder
 
 WORKDIR /app
 
@@ -56,7 +56,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     && chmod +x /usr/local/bin/ffmpeg /usr/local/bin/ffprobe
 
 # Stage 4: Runtime - Minimal image with only runtime dependencies
-FROM python:3.12-slim AS runner
+FROM python:3.13-slim AS runner
 
 WORKDIR /app
 
@@ -65,7 +65,7 @@ COPY --from=ffmpeg-static /usr/local/bin/ffmpeg /usr/local/bin/ffmpeg
 COPY --from=ffmpeg-static /usr/local/bin/ffprobe /usr/local/bin/ffprobe
 
 # Node.js 22 binary only (ts_validator subprocess needs node >=22.6 for
-# native TypeScript stripping; see api/mcp_server/ts_bridge.py). python:3.12-slim
+# native TypeScript stripping; see api/mcp_server/ts_bridge.py). python:3.13-slim
 # already provides libstdc++6, libgcc-s1, and ca-certificates that node needs.
 COPY --from=node:22-slim /usr/local/bin/node /usr/local/bin/node
 
@@ -104,4 +104,4 @@ ENV LOG_TO_FILE=false
 EXPOSE 8000
 
 # Run the FastAPI app with uvicorn
-CMD ["./scripts/start_services_docker.sh"]
+CMD ["./scripts/start_services_docker.sh"]

api/pyproject.toml

@@ -2,4 +2,4 @@
 name = "dograh-api"
 version = "1.31.0"
 description = "Backend API for Dograh voice AI platform"
-requires-python = ">=3.12"
+requires-python = ">=3.13,<3.14"

api/requirements.dev.txt

@@ -2,4 +2,3 @@ mypy==2.0.0
 watchfiles==1.1.1
 datamodel-code-generator==0.56.1
 twine==6.2.0
--e ./sdk/python