Fix Gitea workflow YAML parsing

.gitea/workflows/build.yml

@@ -71,19 +71,7 @@ jobs:
           release_response="$(mktemp)"
           status="$(curl -sS -o "$release_response" -w "%{http_code}" -H "Authorization: token ${GITEA_TOKEN}" "${api}/releases/tags/v${version}")"
           if [ "$status" = "404" ]; then
-            release_json="$(python3 - <<PY
+            release_json="$(VERSION="$version" python3 -c 'import json, os; version = os.environ["VERSION"]; print(json.dumps({"tag_name": f"v{version}", "target_commitish": "main", "name": f"MrTrust v{version}", "body": f"MrTrust v{version} release built by the Gitea runner.", "draft": False, "prerelease": False}))')"
-import json
-version = "${version}"
-print(json.dumps({
-  "tag_name": f"v{version}",
-  "target_commitish": "main",
-  "name": f"MrTrust v{version}",
-  "body": f"MrTrust v{version} release built by the Gitea runner.",
-  "draft": False,
-  "prerelease": False,
-}))
-PY
-)"
             curl -fsS \
               -X POST \
               -H "Authorization: token ${GITEA_TOKEN}" \
@@ -100,19 +88,7 @@ PY
             echo "Could not resolve release id for v${version}" >&2
             exit 1
           fi
-          existing_asset_id="$(RELEASE_JSON="$release_json" ASSET_NAME="$asset_name" python3 <<'PY'
+          existing_asset_id="$(RELEASE_JSON="$release_json" ASSET_NAME="$asset_name" python3 -c 'import json, os; release = json.loads(os.environ["RELEASE_JSON"]); asset_name = os.environ["ASSET_NAME"]; print(next((str(asset.get("id", "")) for asset in release.get("assets", []) if asset.get("name") == asset_name), ""))')"
-import json
-import os
-import sys
-
-asset_name = os.environ["ASSET_NAME"]
-release = json.loads(os.environ["RELEASE_JSON"])
-for asset in release.get("assets", []):
-    if asset.get("name") == asset_name:
-        print(asset.get("id", ""))
-        break
-PY
-)"
           if [ -n "$existing_asset_id" ]; then
             curl -fsS \
               -X DELETE \