Audit examples templates (#3940)

* basics, framework-alpine, framework-solid, delete unused examples

* framework-multiple

* Remove non-standard file extensions, add missing .vscode folders

* Remove robots.txt

* Remove blog-multiple-authors

* Rewrite components comments to be consistent

* Update lockfile

* Remove unnecessary usage of SCSS in subpath example

* Fix props weirdness in portfolio example

* Remove Lit from `framework-multiple` for now

* Misc fixes

* Update lockfile

* I'm in lockfile hell, send help

1 files changed, 0 insertions, 17 deletions

diff --git a/examples/integrations-playground/src/components/calc-add.js b/examples/integrations-playground/src/components/calc-add.js
deleted file mode 100644
index b0b3978bf..000000000
--- a/examples/integrations-playground/src/components/calc-add.js
+++ /dev/null
@@ -1,17 +0,0 @@
-import { LitElement, html } from 'lit';
-
-export class CalcAdd extends LitElement {
-	static get properties() {
-		return {
-			num: {
-				type: Number,
-			},
-		};
-	}
-
-	render() {
-		return html` <div>Number: ${this.num}</div> `;
-	}
-}
-
-customElements.define('calc-add', CalcAdd);