Refactor course tags for better readability and consistency in Course.ts; update import statements in various files for improved organization; add biome configuration file for code formatting and linting.

Author: Robson Alves

.eslintignore

@@ -0,0 +1,56 @@
+{
+	"$schema": "https://biomejs.dev/schemas/1.9.4/schema.json",
+	"vcs": { "enabled": false, "clientKind": "git", "useIgnoreFile": false },
+	"files": { "ignoreUnknown": false, "ignore": [] },
+	"formatter": {
+		"enabled": true,
+		"useEditorconfig": true,
+		"formatWithErrors": false,
+		"indentStyle": "space",
+		"indentWidth": 2,
+		"lineEnding": "lf",
+		"lineWidth": 80,
+		"attributePosition": "auto",
+		"bracketSpacing": true,
+		"ignore": [
+			"**/build",
+			"**/coverage",
+			"**/.browserslist",
+			"./dist",
+			"./node_modules"
+		]
+	},
+	"organizeImports": { "enabled": true },
+	"linter": {
+		"enabled": true,
+		"rules": { "recommended": false },
+		"ignore": ["node_modules/*", "dist/*", "**/dist/", "**/node_modules/"]
+	},
+	"javascript": {
+		"formatter": {
+			"jsxQuoteStyle": "double",
+			"quoteProperties": "asNeeded",
+			"trailingCommas": "es5",
+			"semicolons": "always",
+			"arrowParentheses": "always",
+			"bracketSameLine": false,
+			"quoteStyle": "single",
+			"attributePosition": "auto",
+			"bracketSpacing": true
+		}
+	},
+	"overrides": [
+		{
+			"include": [
+				"src/**/*.ts",
+				".eslintrc.js",
+				"angular.json",
+				"tsconfig.json",
+				".prettierrc",
+				"karma.conf.js"
+			],
+			"linter": { "rules": {} }
+		},
+		{ "include": ["src/**/*.html"], "linter": { "rules": {} } }
+	]
+}