feat: add trogon-cron scheduler

devops/docker/compose/compose.yml

@@ -2,11 +2,14 @@ name: trogonai
 
 services:
   nats:
-    image: nats:2.11-alpine
+    image: synadia/nats-server:nightly
     command:
       - "--jetstream"
       - "--store_dir=/data"
       - "--http_port=8222"
+    ports:
+      - "127.0.0.1:14222:4222"
+      - "127.0.0.1:18222:8222"
     volumes:
       - nats_data:/data
     restart: unless-stopped
@@ -85,6 +88,20 @@ services:
       start_period: 10s
       retries: 3
 
+  trogon-cron:
+    build:
+      context: ../../../rsworkspace
+      dockerfile: ../devops/docker/compose/services/trogon-cron/Dockerfile
+    environment:
+      NATS_URL: "nats://nats:4222"
+      RUST_LOG: "${RUST_LOG:-info}"
+    depends_on:
+      nats:
+        condition: service_healthy
+    restart: unless-stopped
+    profiles:
+      - cron
+
   ngrok:
     image: ngrok/ngrok:alpine
     environment:

devops/docker/compose/services/trogon-cron/Dockerfile

@@ -0,0 +1,43 @@
+FROM rust:1.93-slim AS chef
+
+RUN cargo install cargo-chef --locked
+
+WORKDIR /build
+
+FROM chef AS planner
+
+COPY Cargo.toml Cargo.lock ./
+COPY crates/ crates/
+
+RUN cargo chef prepare --recipe-path recipe.json
+
+FROM chef AS builder
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    pkg-config libssl-dev \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY --from=planner /build/recipe.json recipe.json
+RUN cargo chef cook --release --recipe-path recipe.json -p trogon-cron
+
+COPY Cargo.toml Cargo.lock ./
+COPY crates/ crates/
+
+RUN cargo build --release -p trogon-cron && \
+    strip target/release/trogon-cron
+
+FROM debian:bookworm-20250317-slim AS runtime
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ca-certificates \
+    && rm -rf /var/lib/apt/lists/*
+
+RUN useradd --no-create-home --shell /usr/sbin/nologin trogon
+
+COPY --from=builder /build/target/release/trogon-cron /usr/local/bin/trogon-cron
+
+USER trogon
+
+STOPSIGNAL SIGTERM
+
+ENTRYPOINT ["/usr/local/bin/trogon-cron", "serve"]

rsworkspace/AGENTS.md

@@ -0,0 +1,2 @@
+Always use `enum` over booleans in the edges such as HTTP, gRPC, Databases, etc,
+