implements dagger do

Signed-off-by: Richard Jones <richard@dagger.io>

tests/plan/inputs/directories/main.cue

@@ -0,0 +1,31 @@
+package main
+
+import (
+	"dagger.io/dagger"
+)
+
+dagger.#Plan & {
+	inputs: directories: test: path: string
+
+	actions: {
+		_readFile: dagger.#ReadFile & {
+			input: inputs.directories.test.contents
+			path:  "test.txt"
+		}
+
+		// Test that file exists and contains correct content
+		exists: _readFile & {
+			contents: "local directory"
+		}
+
+		// Test that file does NOT exist
+		notExists: _readFile & {
+			contents: "local directory"
+		}
+
+		// Test that file exists and contains conflicting content
+		conflictingValues: _readFile & {
+			contents: "local dfsadf"
+		}
+	}
+}