feat: add bump-version.sh script for version management

Automates version bumps across all version source files:
- Cargo.toml (PRIMARY - workspace.package.version)
- debian/changelog (prepend new entry)
- debian/control (update Version field)
- scripts/build-package.sh (update VERSION variable)
- frontend/package.json (update version field)
- Stale references check after bump

Usage: ./scripts/bump-version.sh <new_version> <old_version>

frontend/eslint.config.js

@@ -0,0 +1,56 @@
+import js from '@eslint/js';
+import tseslint from '@typescript-eslint/eslint-plugin';
+import tsparser from '@typescript-eslint/parser';
+import reactHooks from 'eslint-plugin-react-hooks';
+export default [
+  {
+    files: ['src/**/*.{ts,tsx}'],
+    languageOptions: {
+      parser: tsparser,
+      parserOptions: {
+        ecmaVersion: 'latest',
+        sourceType: 'module',
+        ecmaFeatures: { jsx: true },
+        project: './tsconfig.json',
+      },
+    },
+    plugins: {
+      '@typescript-eslint': tseslint,
+      'react-hooks': reactHooks,
+    },
+    rules: {
+      // Error rules
+      '@typescript-eslint/no-explicit-any': 'error',
+      '@typescript-eslint/no-unused-vars': ['error', { argsIgnorePattern: '^_' }],
+      '@typescript-eslint/explicit-function-return-type': 'off',
+      '@typescript-eslint/no-non-null-assertion': 'warn',
+      '@typescript-eslint/no-empty-interface': 'warn',
+      '@typescript-eslint/consistent-type-imports': ['error', { prefer: 'type-imports' }],
+
+      // Security rules
+      'no-eval': 'error',
+      'no-implied-eval': 'error',
+      'no-new-func': 'error',
+      'no-unsafe-optional-chaining': 'error',
+
+      // Code quality
+      'no-console': ['warn', { allow: ['warn', 'error'] }],
+      'no-debugger': 'error',
+      'no-duplicate-imports': 'error',
+      'no-unreachable': 'error',
+      'no-constant-condition': 'warn',
+      'prefer-const': 'error',
+      'no-var': 'error',
+      'eqeqeq': ['error', 'always'],
+      'curly': ['error', 'multi-line'],
+      'react-hooks/rules-of-hooks': 'error',
+      'react-hooks/exhaustive-deps': 'warn',
+    },
+  },
+  {
+    files: ['**/*.js'],
+    rules: {
+      '@typescript-eslint/no-var-requires': 'off',
+    },
+  },
+];