Feat: Adds example project / app

EstimatedPressures/EstimatedPressuresTests/EstimatedPressuresTests.swift

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+//
+//  EstimatedPressuresTests.swift
+//  EstimatedPressuresTests
+//
+//  Created by michael on 6/18/24.
+//
+
+import Testing
+
+struct EstimatedPressuresTests {
+
+    @Test func testExample() async throws {
+        // Write your test here and use APIs like `#expect(...)` to check expected conditions.
+    }
+
+}