added docs and container (podman + docker) setup

compose.yml

@@ -0,0 +1,49 @@
+version: "3"
+
+services:
+  argparse-builder:
+    build:
+      context: .
+      dockerfile: assets/Containerfile
+    container_name: argparse-builder
+    ports:
+      - "8080:8080"
+    restart: unless-stopped
+
+    # SELinux
+    security_opt:
+      - label=type:container_t
+      - no-new-privileges:true
+
+    # Security
+    read_only: true
+    cap_drop:
+      - ALL
+
+    # Resources
+    deploy:
+      resources:
+        limits:
+          cpus: "0.5"
+          memory: 128M
+        reservations:
+          cpus: "0.1"
+          memory: 32M
+
+    # Health
+    healthcheck:
+      test:
+        [
+          "CMD-SHELL",
+          "wget --no-verbose --tries=1 --spider http://localhost:8080/health || exit 1",
+        ]
+      interval: 30s
+      timeout: 3s
+      retries: 3
+      start_period: 5s
+
+    # Logging
+    logging:
+      driver: journald
+      options:
+        tag: argparse-builder