fix: normalize query array params for oRPC

[hyoban]

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Summary

• Normalize backend console query array parsing to repeated query parameters for generated oRPC clients.
• Remove backend support for indexed bracket and comma-split array query forms while preserving existing parameter names and scalar aliases.
• Add a temporary frontend OpenAPI URL normalizer so current oRPC indexed query arrays are sent as repeated query params.

Fixes #38318

Screenshots

Before	After
N/A	N/A

Checklist

• This change requires a documentation update, included: Dify Document
• I understand that this PR may be closed in case there was no previous discussion or issues. (This doesn't apply to typos!)
• I've added a test for each change that was introduced, and I tried as much as possible to make a single atomic change.
• I've updated the documentation accordingly.
• I ran make lint && make type-check (backend) and cd web && pnpm exec vp staged (frontend) to appease the lint gods

Validation performed:

• uv run --project api pytest api/tests/unit_tests/controllers/console/app/test_app_response_models.py api/tests/unit_tests/controllers/console/snippets/test_snippet_list_query.py api/tests/unit_tests/controllers/console/workspace/test_snippets.py api/tests/unit_tests/controllers/console/agent/test_agent_controllers.py api/tests/unit_tests/controllers/console/workspace/test_tool_providers.py
• uv run --project api ruff check api/controllers/console/app/app.py api/controllers/console/agent/roster.py api/controllers/console/snippets/payloads.py api/controllers/console/workspace/snippets.py api/controllers/console/workspace/tool_providers.py api/tests/unit_tests/controllers/console/app/test_app_response_models.py api/tests/unit_tests/controllers/console/snippets/test_snippet_list_query.py api/tests/unit_tests/controllers/console/workspace/test_snippets.py api/tests/unit_tests/controllers/console/agent/test_agent_controllers.py api/tests/unit_tests/controllers/console/workspace/test_tool_providers.py
• pnpm test service/client.spec.ts
• pnpm exec eslint service/client.ts service/client.spec.ts service/console-openapi-url.ts
• pnpm type-check

From Codex

[github-actions]

Pyrefly Type Coverage

Metric	Base	PR	Delta
Type coverage	51.95%	51.95%	+0.00%
Strict coverage	51.46%	51.46%	+0.00%
Typed symbols	31,643	31,647	+4
Untyped symbols	29,548	29,550	+2
Modules	2954	2954	0

[github-actions]

Pyrefly Diff

base → PR

--- /tmp/pyrefly_base.txt	2026-07-02 10:32:18.042736263 +0000
+++ /tmp/pyrefly_pr.txt	2026-07-02 10:32:09.399819511 +0000
@@ -1,3 +1,5 @@
+ERROR `dict[str, str]` is not assignable to `dict[str, list[str] | str]` [bad-assignment]
+   --> controllers/console/workspace/snippets.py:145:46
 ERROR Argument `SimpleNamespace` is not assignable to parameter `dataset` with type `Dataset` in function `dify_vdb_alibabacloud_mysql.alibabacloud_mysql_vector.AlibabaCloudMySQLVectorFactory.init_vector` [bad-argument-type]
   --> providers/vdb/vdb-alibabacloud-mysql/tests/unit_tests/test_alibabacloud_mysql_factory.py:42:38
 ERROR Argument `SimpleNamespace` is not assignable to parameter `dataset` with type `Dataset` in function `dify_vdb_alibabacloud_mysql.alibabacloud_mysql_vector.AlibabaCloudMySQLVectorFactory.init_vector` [bad-argument-type]

[codecov]

Codecov Report

❌ Patch coverage is 92.30769% with 5 lines in your changes missing coverage. Please review.
✅ Project coverage is 85.29%. Comparing base (88864ae) to head (29f8827).
⚠️ Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
api/controllers/console/agent/roster.py	84.61%	1 Missing and 1 partial ⚠️
api/controllers/console/snippets/payloads.py	77.77%	1 Missing and 1 partial ⚠️
api/controllers/console/app/app.py	66.66%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main   #38322   +/-   ##
=======================================
  Coverage   85.29%   85.29%           
=======================================
  Files        4980     4981    +1     
  Lines      263365   263321   -44     
  Branches    50039    50026   -13     
=======================================
- Hits       224625   224588   -37     
+ Misses      34348    34345    -3     
+ Partials     4392     4388    -4     

Flag	Coverage Δ
api	85.52% <86.48%> (-0.01%)	⬇️
dify-ui	94.93% <ø> (ø)
web	84.86% <100.00%> (+<0.01%)	⬆️

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