Add VSCode themes plugin with 30+ popular themes (#336)

Co-authored-by: Claude <noreply@anthropic.com>

plugins/themes-yaak/src/themes/github.ts

@@ -0,0 +1,55 @@
+import type { Theme } from '@yaakapp/api';
+
+export const githubDark: Theme = {
+  id: 'github-dark',
+  label: 'GitHub',
+  dark: true,
+  base: {
+    surface: 'hsl(213,30%,7%)',
+    surfaceHighlight: 'hsl(213,16%,13%)',
+    text: 'hsl(212,27%,89%)',
+    textSubtle: 'hsl(212,9%,57%)',
+    textSubtlest: 'hsl(217,8%,45%)',
+    border: 'hsl(215,21%,11%)',
+    primary: 'hsl(262,78%,74%)',
+    secondary: 'hsl(217,8%,50%)',
+    info: 'hsl(215,84%,64%)',
+    success: 'hsl(129,48%,52%)',
+    notice: 'hsl(39,71%,58%)',
+    warning: 'hsl(22,83%,60%)',
+    danger: 'hsl(3,83%,65%)',
+  },
+  components: {
+    button: {
+      primary: 'hsl(262,79%,71%)',
+      secondary: 'hsl(217,8%,45%)',
+      info: 'hsl(215,84%,60%)',
+      success: 'hsl(129,48%,47%)',
+      notice: 'hsl(39,71%,53%)',
+      warning: 'hsl(22,83%,56%)',
+      danger: 'hsl(3,83%,61%)',
+    },
+  },
+};
+
+export const githubLight: Theme = {
+  id: 'github-light',
+  label: 'GitHub',
+  dark: false,
+  base: {
+    surface: 'hsl(0,0%,100%)',
+    surfaceHighlight: 'hsl(210,29%,94%)',
+    text: 'hsl(213,13%,14%)',
+    textSubtle: 'hsl(212,9%,43%)',
+    textSubtlest: 'hsl(203,8%,55%)',
+    border: 'hsl(210,15%,92%)',
+    borderSubtle: 'hsl(210,15%,92%)',
+    primary: 'hsl(261,69%,59%)',
+    secondary: 'hsl(212,8%,47%)',
+    info: 'hsl(212,92%,48%)',
+    success: 'hsl(137,66%,32%)',
+    notice: 'hsl(40,100%,40%)',
+    warning: 'hsl(24,100%,44%)',
+    danger: 'hsl(356,71%,48%)',
+  },
+};