feat: improve file watcher with chokidar and better ignore patterns (#2621)

Co-authored-by: GitHub Action <action@github.com>

packages/opencode/src/file/ignore.ts

@@ -0,0 +1,61 @@
+export namespace FileIgnore {
+  const DEFAULT_PATTERNS = [
+    // Dependencies
+    "**/node_modules/**",
+    "**/bower_components/**",
+    "**/.pnpm-store/**",
+    "**/vendor/**",
+
+    // vcs
+    "**/.git/**",
+
+    // Build outputs
+    "**/dist/**",
+    "**/build/**",
+    "**/out/**",
+    "**/.next/**",
+    "**/target/**", // Rust
+    "**/bin/**",
+    "**/obj/**", // .NET
+
+    // Version control
+    "**/.git/**",
+    "**/.svn/**",
+    "**/.hg/**",
+
+    // IDE/Editor
+    "**/.vscode/**",
+    "**/.idea/**",
+    "**/*.swp",
+    "**/*.swo",
+
+    // OS
+    "**/.DS_Store",
+    "**/Thumbs.db",
+
+    // Logs & temp
+    "**/logs/**",
+    "**/tmp/**",
+    "**/temp/**",
+    "**/*.log",
+
+    // Coverage/test outputs
+    "**/coverage/**",
+    "**/.nyc_output/**",
+  ]
+
+  const GLOBS = DEFAULT_PATTERNS.map((p) => new Bun.Glob(p))
+
+  export function match(
+    filepath: string,
+    opts: {
+      extra?: Bun.Glob[]
+    },
+  ) {
+    const extra = opts.extra || []
+    for (const glob of [...GLOBS, ...extra]) {
+      if (glob.match(filepath)) return true
+    }
+    return false
+  }
+}