Enhances code extraction and project indexing

Adds support for Dart and Liquid languages with tree-sitter parsing.
Improves accuracy of code symbol extraction for existing languages.
Indexes project files to enhance code navigation features.
Migrates build system to facilitate code contributions.
Removes git hook functionality.
Integrates Sentry for error tracking and reporting.
Enhances project initialization and configuration loading.

IMPLEMENTATION_PLAN.md

@@ -7,7 +7,7 @@ CodeGraph is a local-first code intelligence system that builds a semantic knowl
 **Type:** Headless library (no UI components — purely an API)  
 **Runtime:** Node.js (works standalone, in Electron, or any Node environment)  
 **Distribution:** npm package, installable in any project  
-**Per-Project Data:** `.codegraph/` directory in each indexed project  
+**Per-Project Data:** `.codegraph/` directory in each indexed project
 **Core Principle:** Deterministic extraction from AST, not AI-generated summaries
 
 ### Use Cases
@@ -59,7 +59,7 @@ CodeGraph is a local-first code intelligence system that builds a semantic knowl
 │  ┌─────────────────────────────────────────────────────────────┐│
 │  │                   STORAGE LAYER                             ││
 │  │         SQLite + sqlite-vss (per project)                   ││
-│  │              .codegraph/graph.db                            ││
+│  │              .codegraph/graph.db                        ││
 │  └─────────────────────────────────────────────────────────────┘│
 │                          ▲                                      │
 │                          │                                      │
@@ -83,7 +83,7 @@ CodeGraph is a local-first code intelligence system that builds a semantic knowl
 Per-Project Installation (created by codegraph init):
 ┌─────────────────────────────────────────────────────────────────┐
 │  my-laravel-app/                                                │
-│  ├── .codegraph/                                                │
+│  ├── .codegraph/                                           │
 │  │   ├── graph.db            # SQLite database with vectors     │
 │  │   ├── config.json         # Project-specific settings        │
 │  │   └── .gitignore          # Ignore db, keep config           │