feat: Add reproduction files for function definition, module import, input, and print statements.

Author: ProgrammerKR

repro_def.prox

@@ -0,0 +1,4 @@
+use std.io;
+print("Loaded");
+print(std.io.input_raw);
+print("Access OK");

repro_func.prox

@@ -0,0 +1,6 @@
+func foo() {
+    print("Inside foo");
+}
+print("Calling foo");
+foo();
+print("Done");

repro_import.prox

@@ -0,0 +1,2 @@
+use std.io;
+input("test");

repro_input.prox

@@ -0,0 +1 @@
+input("Waiting for input: ");

repro_print.prox

@@ -0,0 +1 @@
+print("Just printing");