Remove unused dynamic field lookup and redundant utility methods; clean up pubspec dependency paths and update READMEs with detailed package guides.

packages/progress_indicator_m3e/README.md

@@ -30,3 +30,51 @@ flutter run -d chrome
 ```
 
 _Last updated: 2025-10-23_
+
+
+---
+
+## Detailed Guide
+
+### What this package provides
+Material 3 Expressive progress indicators with token-aligned colors and shapes, providing circular and linear variants with determinate and indeterminate modes.
+
+### Installation
+- Monorepo (local path): already configured alongside m3e_design.
+- Pub (when published):
+```yaml
+dependencies:
+  progress_indicator_m3e: ^0.3.0
+  m3e_design: ^0.1.0
+```
+
+Minimum SDK: Dart >=3.3.0; Flutter >=3.19.0.
+
+### Dependencies
+- flutter
+- m3e_design
+
+### Quick start
+```dart
+// Indeterminate
+const CircularProgressIndicatorM3E()
+
+// Determinate
+const LinearProgressIndicatorM3E(value: 0.6)
+```
+
+### Key parameters
+- value: double? — 0.0..1.0 for determinate; null for indeterminate.
+- semanticsLabel: String? — Describe progress for screen readers.
+- backgroundColor / color: Color? — Override token colors.
+
+### Theming with m3e_design
+Colors, track heights, and indicator shapes are driven by M3E tokens.
+
+### Accessibility
+- Always provide semanticsLabel when indeterminate; ensure sufficient contrast.
+
+### Links
+- Repository: https://github.com/EmilyMoonstone/material_3_expressive/tree/main/packages/progress_indicator_m3e
+- Issue tracker: https://github.com/EmilyMonestone/material_3_expressive/issues
+- Changelog: ./CHANGELOG.md