Enhance project structure and testing capabilities

- Updated .dockerignore to include additional logs and IDE files, improving Docker build efficiency.
- Added .eslintrc.json for TypeScript linting configuration, ensuring code quality and consistency.
- Refactored Dockerfile to streamline the build process and utilize a slimmer Node.js image.
- Introduced jest-resolver.cjs and jest.setup.js for improved Jest testing configuration and setup.
- Updated jest.config.js to support ESM and added new test patterns for better test organization.
- Enhanced TypeScript schemas to include new device types (media_player, fan, lock, vacuum, scene, script, camera) for comprehensive validation.
- Added unit tests for device schemas and Home Assistant connection, improving test coverage and reliability.
- Updated README.md with new testing instructions and device control examples, enhancing user guidance.

jest-resolver.cjs

@@ -0,0 +1,16 @@
+module.exports = (path, options) => {
+    // Call the default resolver
+    return options.defaultResolver(path, {
+        ...options,
+        // Force node to resolve modules as CommonJS
+        packageFilter: pkg => {
+            if (pkg.type === 'module') {
+                pkg.type = 'commonjs';
+                if (pkg.exports && pkg.exports.import) {
+                    pkg.main = pkg.exports.import;
+                }
+            }
+            return pkg;
+        },
+    });
+};