chore: publish json schemas as release artifacts

.github/workflows/release.yml

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+name: Create and upload release artifacts
+on:
+  release:
+    types: [published, prereleased]
+
+jobs:
+  release-artifacts:
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: write
+      repository-projects: write
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          submodules: true
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+      - name: Install Poetry
+        run: python -m pip install poetry
+      - name: Install dependencies
+        run: poetry install
+      - name: Make release artifacts
+        run: |
+          mkdir -p ./dist/schemas
+          poetry run ./manage.py schemas phenopacket >> ./dist/schemas/phenopacket_schema.json
+          poetry run ./manage.py schemas experiment >> ./dist/schemas/experiment_schema.json
+          poetry run ./manage.py schemas discovery >> ./dist/schemas/discovery.json
+          pushd ./dist/schemas
+          zip -r ../../json-schemas.zip *
+      - name: Upload release artifacts
+        uses: actions/github-script@v7
+        with:
+          script: |
+            const fs = require("fs");
+
+            // get tag
+            const tag = context.ref.replace("refs/tags/", "");
+
+            // get release from tag
+            const release = await github.rest.repos.getReleaseByTag({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              tag: tag,
+            });
+            await github.rest.repos.uploadReleaseAsset({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              release_id: release.data.id,
+              name: "json-schemas.zip",
+              data: await fs.readFileSync("./json-schemas.zip"),
+            });

chord_metadata_service/chord/management/commands/schemas.py

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+import json
+from typing import Any
+from django.core.management.base import BaseCommand, CommandParser
+
+from chord_metadata_service.chord.data_types import DATA_TYPE_EXPERIMENT, DATA_TYPE_PHENOPACKET
+from chord_metadata_service.discovery.schemas import DISCOVERY_SCHEMA
+from chord_metadata_service.experiments.schemas import EXPERIMENT_SCHEMA
+from chord_metadata_service.phenopackets.schemas import PHENOPACKET_SCHEMA
+
+NAME_TO_SCHEMA: dict[str, object] = {
+  DATA_TYPE_PHENOPACKET: PHENOPACKET_SCHEMA,
+  DATA_TYPE_EXPERIMENT: EXPERIMENT_SCHEMA,
+  "discovery": DISCOVERY_SCHEMA,
+}
+
+
+class Command(BaseCommand):
+    help = """
+        Compiles and returns a JSON-schema in a single JSON file for artifact.
+        Use in GitHub Actions in order to publish usable schemas on releases.
+    """
+
+    def add_arguments(self, parser: CommandParser) -> None:
+        parser.add_argument("schema", action="store", type=str, choices=NAME_TO_SCHEMA.keys())
+
+    def handle(self, *args: Any, **options: Any) -> str | None:
+        schema = NAME_TO_SCHEMA[options["schema"]]
+        self.stdout.write(json.dumps(schema, indent=2))