style: fix ruff lint and formatting errors

- E741: rename ambiguous variable `l` → `line_text` in enhance_skill_local.py
- ARG001: suppress unused `doc` param in word_scraper _build_section()
- SIM108: use ternary for code_text assignment in word_scraper
- F841: remove unused `metadata` variable in test_chunking_integration
- F401: remove unused imports in test_pinecone_adaptor
- ARG001: rename unused `docs` → `_docs` in test_pinecone_adaptor
- Format 20 files to match ruff formatting rules

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/skill_seekers/cli/enhance_skill_local.py

@@ -367,7 +367,7 @@ class LocalSkillEnhancer:
             if line.startswith("#"):
                 # Found heading - keep it and next 3 lines
                 chunk = lines[i : min(i + 4, len(lines))]
-                chunk_chars = sum(len(l) for l in chunk)
+                chunk_chars = sum(len(line_text) for line_text in chunk)
                 if current_chars + chunk_chars > max_chars:
                     break
                 result.extend(chunk)

src/skill_seekers/cli/word_scraper.py

@@ -79,7 +79,9 @@ class WordToSkillConverter:
         self.config = config
         self.name = config["name"]
         self.docx_path = config.get("docx_path", "")
-        self.description = config.get("description") or f"Use when referencing {self.name} documentation"
+        self.description = (
+            config.get("description") or f"Use when referencing {self.name} documentation"
+        )
 
         # Paths
         self.skill_dir = f"output/{self.name}"
@@ -110,9 +112,7 @@ class WordToSkillConverter:
             raise FileNotFoundError(f"Word document not found: {self.docx_path}")
 
         if not self.docx_path.lower().endswith(".docx"):
-            raise ValueError(
-                f"Not a Word document (expected .docx): {self.docx_path}"
-            )
+            raise ValueError(f"Not a Word document (expected .docx): {self.docx_path}")
 
         # --- Extract metadata via python-docx ---
         doc = python_docx.Document(self.docx_path)
@@ -733,12 +733,13 @@ class WordToSkillConverter:
 # HTML-to-sections helper (module-level for clarity)
 # ---------------------------------------------------------------------------
 
+
 def _build_section(
     section_number: int,
     heading: str | None,
     heading_level: str | None,
     elements: list,
-    doc,
+    doc,  # noqa: ARG001
 ) -> dict:
     """Build a section dict from a list of BeautifulSoup elements.
 
@@ -774,10 +775,7 @@ def _build_section(
         # Code blocks
         if tag == "pre" or (tag == "code" and elem.find_parent("pre") is None):
             code_elem = elem.find("code") if tag == "pre" else elem
-            if code_elem:
-                code_text = code_elem.get_text()
-            else:
-                code_text = elem.get_text()
+            code_text = code_elem.get_text() if code_elem else elem.get_text()
 
             code_text = code_text.strip()
             if code_text:
@@ -961,7 +959,8 @@ def main():
         name = Path(args.from_json).stem.replace("_extracted", "")
         config = {
             "name": getattr(args, "name", None) or name,
-            "description": getattr(args, "description", None) or f"Use when referencing {name} documentation",
+            "description": getattr(args, "description", None)
+            or f"Use when referencing {name} documentation",
         }
         try:
             converter = WordToSkillConverter(config)
@@ -1049,6 +1048,7 @@ def main():
     except Exception as e:
         print(f"\n❌ Unexpected error during Word processing: {e}", file=sys.stderr)
         import traceback
+
         traceback.print_exc()
         sys.exit(1)