only parse json if its json and else return the error

.gitea/workflows/package-extension.yml

@@ -54,18 +54,26 @@ jobs:
             exit 1
           fi
 
-          release_response="$(curl --silent --show-error \
+          release_body="$(mktemp)"
+          create_body="$(mktemp)"
+          trap 'rm -f "$release_body" "$create_body"' EXIT
+
+          release_status="$(curl --silent --show-error \
+            --output "$release_body" \
+            --write-out "%{http_code}" \
             --header "Authorization: token ${ACTION_ACCESS_TOKEN}" \
             --header "Accept: application/json" \
             "${api_base}/releases/tags/${tag_name}")"
 
-          release_id="$(printf '%s' "$release_response" | python - <<'PY'
+          release_id="$(python - "$release_body" <<'PY'
           import json
           import sys
 
+          path = sys.argv[1]
           try:
-              data = json.load(sys.stdin)
-          except json.JSONDecodeError:
+              with open(path, "r", encoding="utf-8") as fh:
+                  data = json.load(fh)
+          except (FileNotFoundError, json.JSONDecodeError):
               print("")
               raise SystemExit(0)
 
@@ -73,7 +81,7 @@ jobs:
           PY
           )"
 
-          if [ -z "$release_id" ]; then
+          if [ "$release_status" = "404" ] || [ -z "$release_id" ]; then
             create_payload="$(python - <<'PY'
           import json
           import os
@@ -91,30 +99,45 @@ jobs:
           PY
             )"
 
-            release_response="$(curl --silent --show-error \
+            create_status="$(curl --silent --show-error \
               --request POST \
+              --output "$create_body" \
+              --write-out "%{http_code}" \
               --header "Authorization: token ${ACTION_ACCESS_TOKEN}" \
               --header "Accept: application/json" \
               --header "Content-Type: application/json" \
               --data "$create_payload" \
               "${api_base}/releases")"
 
-            release_id="$(printf '%s' "$release_response" | python - <<'PY'
+            if [ "$create_status" -lt 200 ] || [ "$create_status" -ge 300 ]; then
+              echo "Failed to create release for ${tag_name} (HTTP ${create_status})" >&2
+              cat "$create_body" >&2
+              exit 1
+            fi
+
+            release_id="$(python - "$create_body" <<'PY'
           import json
           import sys
 
-          data = json.load(sys.stdin)
+          with open(sys.argv[1], "r", encoding="utf-8") as fh:
+              data = json.load(fh)
           print(data["id"])
           PY
             )"
+            cp "$create_body" "$release_body"
+          elif [ "$release_status" -lt 200 ] || [ "$release_status" -ge 300 ]; then
+            echo "Failed to fetch release for ${tag_name} (HTTP ${release_status})" >&2
+            cat "$release_body" >&2
+            exit 1
           fi
 
-          existing_asset_id="$(printf '%s' "$release_response" | python - <<'PY'
+          existing_asset_id="$(python - "$release_body" <<'PY'
           import json
           import os
           import sys
 
-          data = json.load(sys.stdin)
+          with open(sys.argv[1], "r", encoding="utf-8") as fh:
+              data = json.load(fh)
           asset_name = os.environ["ASSET_NAME"]
 
           for asset in data.get("assets", []):