MOAR TESTS

- tests for load
- fixed a few typos in “copy” tests
- provisional tests for mount
- adding a “concurrency” test

Signed-off-by: dubo-dubon-duponey <dubodubonduponey+github@pm.me>

examples/tests/load/invalid/cache/main.cue

@@ -0,0 +1,37 @@
+package testing
+
+test1: {
+	string
+
+	#dagger: {
+		compute: [
+			{
+				do: "load"
+				from: [{do: "fetch-container", ref: "alpine"}]
+			},
+			{
+				do: "export"
+				source: "/etc/issue"
+				format: "string"
+			},
+		]
+	}
+}
+
+test2: {
+	string
+
+	#dagger: {
+		compute: [
+			{
+				do: "load"
+				from: [{do: "fetch-container", ref: "busybox"}]
+			},
+			{
+				do: "export"
+				source: "/etc/issue"
+				format: "string"
+			},
+		]
+	}
+}