fix: ruff import-sort (I001) in oracle_server, chat_engine, insight_engine, test_ollama_credentials — unblocks v2.51.0 release gate

Claude-Session: https://claude.ai/code/session_019DKp4PfqYDzwmP6QY9TQ92

Author: drknowhow

cli/c3.py

@@ -60,7 +60,14 @@
 from cli.commands.common import cmd_ui as common_cmd_ui
 from cli.commands.parser import build_parser
 from core import count_tokens, format_token_count
-from core.config import AGENT_DEFAULTS, BITBUCKET_DEFAULTS, DELEGATE_DEFAULTS, MEMORY_LLM_DEFAULTS, PROXY_DEFAULTS, load_delegate_config
+from core.config import (
+    AGENT_DEFAULTS,
+    BITBUCKET_DEFAULTS,
+    DELEGATE_DEFAULTS,
+    MEMORY_LLM_DEFAULTS,
+    PROXY_DEFAULTS,
+    load_delegate_config,
+)
 from core.config import DEFAULTS as HYBRID_DEFAULTS
 from core.ide import PROFILES, detect_ide, get_profile, load_ide_config, normalize_ide_name
 from services.compressor import CodeCompressor

oracle/oracle_server.py

@@ -32,11 +32,11 @@
 from oracle.services.insight_engine import InsightEngine  # noqa: E402
 from oracle.services.memory_reader import MemoryReader  # noqa: E402
 from oracle.services.memory_writer import MemoryWriter  # noqa: E402
-from services.ollama_bridge import OllamaBridge  # noqa: E402
 from oracle.services.project_scanner import ProjectScanner  # noqa: E402
 from oracle.services.review_agent import ReviewAgent  # noqa: E402
 from oracle.services.tool_executor import ToolExecutor  # noqa: E402
 from oracle.services.tool_registry import ToolRegistry, _c3_version  # noqa: E402
+from services.ollama_bridge import OllamaBridge  # noqa: E402
 
 # ── App ───────────────────────────────────────────────────
 app = Flask(__name__)

oracle/services/chat_engine.py

@@ -28,8 +28,8 @@
 from oracle.services.insight_engine import InsightEngine
 from oracle.services.memory_reader import MemoryReader
 from oracle.services.memory_writer import MemoryWriter
-from services.ollama_bridge import OllamaBridge
 from oracle.services.project_scanner import ProjectScanner
+from services.ollama_bridge import OllamaBridge
 
 # ── Tool definitions (embedded in system prompt) ──────────
 

tests/test_ollama_credentials.py

@@ -79,6 +79,7 @@ def test_overrides_merge_over_defaults(self):
         import json
         import tempfile
         from pathlib import Path
+
         from core.config import MEMORY_LLM_DEFAULTS, load_memory_llm_config
         with tempfile.TemporaryDirectory() as tmp:
             # no config file → pure defaults