feat(retrieval): index markup, style, SQL, and project files

Add HTML, CSS, SCSS, XAML, SQL, XML, project, Razor, Kotlin, Gradle, and
module JavaScript files with SQL and Kotlin symbols, and rebuild the index.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

scripts/tests/test-retrieval-server.py

@@ -411,6 +411,8 @@ class RetrievalServerTests(unittest.TestCase):
             ('service.ts', 'export function load() {\n return 1;\n}\nexport const save = () => 2;\n', ['load', 'save']),
             ('service.cs', 'public class Service\n{\n public void Load()\n {\n }\n}\n', ['Service', 'Load']),
             ('setup.ps1', 'function Get-Result {\n return 1\n}\n', ['Get-Result']),
+            ('schema.sql', 'CREATE TABLE users (id int);\nCREATE OR ALTER PROCEDURE dbo.GetUser AS SELECT 1;\n', ['users', 'dbo.GetUser']),
+            ('Main.kt', 'fun main() {\n println(1)\n}\n', ['main']),
             ('config.toml', '[server]\nport = 1\n[client]\nport = 2\n', ['server', 'client']),
         ]:
             self.assertEqual([symbol for symbol, _ in MODULE.sections(source, path)], symbols)

shared/retrieval/server.py

@@ -34,9 +34,11 @@ RERANK_CANDIDATES = 50
 FINAL_RESULTS = 5
 CLI_TIMEOUT_SECONDS = 300
 RRF_K = 60
-INDEX_VERSION = 2
+INDEX_VERSION = 3
 RETRIEVAL_INSTRUCTION = "Given a codebase question, retrieve relevant code and documentation that answer the question."
-TEXT_EXTENSIONS = {".c", ".cpp", ".cs", ".go", ".java", ".js", ".json", ".md", ".py", ".ps1", ".rs", ".sh", ".toml", ".ts", ".tsx", ".txt", ".yaml", ".yml"}
+TEXT_EXTENSIONS = {".c", ".cjs", ".cpp", ".cs", ".csproj", ".css", ".go", ".gradle", ".html", ".java", ".js", ".json", ".jsx", ".kt", ".kts",
+                   ".md", ".mjs", ".props", ".ps1", ".psm1", ".py", ".razor", ".rs", ".scss", ".sh", ".sql", ".targets", ".toml", ".ts",
+                   ".tsx", ".txt", ".xaml", ".xml", ".yaml", ".yml"}
 DEFAULT_MAX_FILES = 2000
 MAX_FILES_ENV = "SEMANTIC_RETRIEVAL_MAX_FILES"
 
@@ -111,10 +113,15 @@ def sections(text: str, path: str):
                 heading = re.match(r"^\s*\[\[?([^\]]+)\]\]?\s*(?:#.*)?$", line)
                 if heading:
                     boundaries[number] = heading[1]
-            elif suffix in {".js", ".ts", ".tsx", ".cs", ".java", ".go", ".rs", ".c", ".cpp", ".ps1", ".sh"}:
+            elif suffix == ".sql":
+                heading = re.match(r"^\s*create\s+(?:or\s+(?:alter|replace)\s+)?(?:procedure|proc|function|view|table|trigger|index)\s+([\w.\[\]\"]+)",
+                                   line, re.IGNORECASE)
+                if heading:
+                    boundaries[number] = heading[1]
+            elif suffix in {".js", ".jsx", ".mjs", ".cjs", ".ts", ".tsx", ".cs", ".java", ".kt", ".kts", ".go", ".rs", ".c", ".cpp", ".ps1", ".psm1", ".sh"}:
                 symbol = re.match(
                     r"^\s*(?:(?:export|default|public|private|protected|internal|static|abstract|async|sealed|partial|pub)\s+)*"
-                    r"(?:(?:class|interface|struct|enum|record|function|fn|def)\s+([\w$-]+)"
+                    r"(?:(?:class|interface|struct|enum|record|function|fun|fn|def)\s+([\w$-]+)"
                     r"|func\s+(?:\([^)]*\)\s*)?([\w]+)"
                     r"|(?:const|let|var)\s+([\w$]+)\s*=.*=>"
                     r"|([\w$-]+)\s*\([^;]*\)\s*\{"