fix(manacore/web): float DateStrip at bottom, remove sidebar

Position DateStrip fixed above PillNav with glass blur effect.
Remove MiniCalendar sidebar to give calendar view full width.
Restore @clock/shared package from archive (needed by clock module).

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

apps/clock/packages/shared/tsconfig.json

@@ -0,0 +1,14 @@
+{
+	"compilerOptions": {
+		"target": "ES2021",
+		"module": "ESNext",
+		"moduleResolution": "bundler",
+		"strict": true,
+		"skipLibCheck": true,
+		"declaration": true,
+		"outDir": "./dist",
+		"rootDir": "./src"
+	},
+	"include": ["src/**/*"],
+	"exclude": ["node_modules", "dist"]
+}