added devcontainer

.devcontainer/Dockerfile

@@ -0,0 +1,29 @@
+# [Choice] Python version: 3, 3.8, 3.7, 3.6
+ARG VARIANT=3.9
+FROM mcr.microsoft.com/vscode/devcontainers/python:0-${VARIANT}
+
+ENV PYTHONUNBUFFERED 1
+
+# Name of the python package, overwitten in docker-compose.yaml
+ARG USER_UID=my_microservice
+
+# Update args in docker-compose.yaml to set the UID/GID of the "vscode" user.
+ARG USER_UID=1000
+ARG USER_GID=$USER_UID
+RUN if [ "$USER_GID" != "1000" ] || [ "$USER_UID" != "1000" ]; then groupmod --gid $USER_GID vscode && usermod --uid $USER_UID --gid $USER_GID vscode; fi
+
+# [Option] Install Node.js
+ARG INSTALL_NODE="true"
+ARG NODE_VERSION="lts/*"
+RUN if [ "${INSTALL_NODE}" = "true" ]; then su vscode -c "umask 0002 && . /usr/local/share/nvm/nvm.sh && nvm install ${NODE_VERSION} 2>&1"; fi
+
+# Install additional OS packages.
+RUN apt update \
+    && export DEBIAN_FRONTEND=noninteractive \
+    && apt -y install --no-install-recommends postgresql-client-common
+
+# Copy install and launcher script to bin:
+COPY ./dev_install /bin
+COPY ./dev_build /bin
+
+CMD ["sleep", "infinity"]

.devcontainer/dev_build

@@ -0,0 +1,7 @@
+#!/bin/bash
+# build artifacts from the linkml schema
+
+cd /workspace
+
+make all
+make gen-creation-schema-artifacts stage-derived-schemas

.devcontainer/dev_install

@@ -0,0 +1,9 @@
+#!/bin/bash
+# install service in dev container
+
+cd /workspace
+
+# install in edit mode with testing dependencies
+pip install \
+    -r \
+    requirements.txt

.devcontainer/devcontainer.json

@@ -0,0 +1,81 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the README at:
+// https://github.com/microsoft/vscode-dev-containers/tree/v0.177.0/containers/python-3-postgres
+// Update the VARIANT arg in docker-compose.yml to pick a Python version: 3, 3.8, 3.7, 3.6
+{
+	"name": "ghga-metadata-schema",
+	"dockerComposeFile": "docker-compose.yml",
+	"service": "app",
+	"workspaceFolder": "/workspace",
+	// Set *default* container specific settings.json values on container create.
+	"settings": {
+		"terminal.integrated.shell.linux": "/bin/bash",
+		"sqltools.connections": [
+			{
+				"name": "Container database",
+				"driver": "PostgreSQL",
+				"previewLimit": 50,
+				"server": "localhost",
+				"port": 5432,
+				"database": "postgres",
+				"username": "postgres",
+				"password": "postgres"
+			}
+		],
+		"python.pythonPath": "/usr/local/bin/python",
+		"python.languageServer": "Pylance",
+		"python.linting.enabled": true,
+		"python.linting.pylintEnabled": true,
+		"python.formatting.autopep8Path": "/usr/local/py-utils/bin/autopep8",
+		"python.formatting.blackPath": "/usr/local/py-utils/bin/black",
+		"python.formatting.yapfPath": "/usr/local/py-utils/bin/yapf",
+		"python.formatting.provider": "black",
+		"editor.formatOnSave": true,
+		"python.linting.banditPath": "/usr/local/py-utils/bin/bandit",
+		"python.linting.mypyPath": "/usr/local/py-utils/bin/mypy",
+		"python.linting.pycodestylePath": "/usr/local/py-utils/bin/pycodestyle",
+		"python.linting.pydocstylePath": "/usr/local/py-utils/bin/pydocstyle",
+		"python.linting.pylintPath": "/usr/local/py-utils/bin/pylint",
+		"python.testing.pytestPath": "/usr/local/py-utils/bin/pytest",
+		"python.testing.unittestEnabled": false,
+		"python.testing.pytestEnabled": true,
+		"editor.renderWhitespace": "all",
+		"editor.rulers": [
+			88
+		],
+		"licenser.license": "Custom",
+		"licenser.customHeaderFile": "/workspace/.devcontainer/license_header.txt"
+	},
+	// Add the IDs of extensions you want installed when the container is created.
+	"extensions": [
+		"ms-python.python",
+		"ms-python.vscode-pylance",
+		"mtxr.sqltools",
+		"mtxr.sqltools-driver-pg",
+		"42crunch.vscode-openapi",
+		"eamodio.gitlens",
+		"formulahendry.terminal",
+		"tyriar.terminal-tabs",
+		"alexcvzz.vscode-sqlite",
+		"njpwerner.autodocstring",
+		"arjun.swagger-viewer",
+		"ms-toolsai.jupyter",
+		"redhat.vscode-yaml",
+		"ymotongpoo.licenser",
+		"ms-azuretools.vscode-docker",
+		"EditorConfig.EditorConfig"
+	],
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	// "forwardPorts": [5000, 5432],
+	// Use 'postCreateCommand' to run commands after the container is created.
+	"postCreateCommand": "dev_install",
+	// Comment out connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
+	"remoteUser": "vscode",
+	"features": {
+		"ghcr.io/devcontainers/features/docker-in-docker:2": {
+			"version": "latest",
+			"enableNonRootDocker": "true",
+			"moby": true,
+			"azureDnsAutoDetection": false
+		}
+	}
+}

.devcontainer/docker-compose.yml

@@ -0,0 +1,30 @@
+version: '3'
+
+services:
+  app:
+    build:
+      context: .
+      dockerfile: ./Dockerfile
+      args:
+        # [Choice] Python version: 3, 3.8, 3.7, 3.6
+        VARIANT: 3.9
+        # [Choice] Install Node.js
+        INSTALL_NODE: "true"
+        NODE_VERSION: "lts/*"
+        # Please adapt to package name:
+        PACKAGE_NAME: "my_microservice"
+        # On Linux, you may need to update USER_UID and USER_GID below if not your local UID is not 1000.
+        USER_UID: 1000
+        USER_GID: 1000
+
+    init: true
+    privileged: true
+
+    volumes:
+      - ..:/workspace:cached
+
+    # Overrides default command so things don't shut down after the process ends.
+    command: sleep infinity
+
+    # Uncomment the next line to use a non-root user for all processes.
+    user: vscode

scripts/ghga_jsonschemagen.py

@@ -1,3 +1,5 @@
+#!/usr/bin/env python3
+
 import click
 from ghga_metadata_utils.generators.jsonschemagen import GhgaJsonSchemaGenerator
 from linkml.utils.generator import shared_arguments

scripts/ghga_pydanticgen.py

@@ -1,3 +1,5 @@
+#!/usr/bin/env python3
+
 import click
 from ghga_metadata_utils.generators.pydanticgen import GhgaPydanticGenerator
 from linkml.utils.generator import shared_arguments