diff --git a/build.zig b/zigsdof/build.zig
similarity index 100%
rename from build.zig
rename to zigsdof/build.zig
diff --git a/src/constants.zig b/zigsdof/src/constants.zig
similarity index 100%
rename from src/constants.zig
rename to zigsdof/src/constants.zig
diff --git a/src/drone.zig b/zigsdof/src/drone.zig
similarity index 100%
rename from src/drone.zig
rename to zigsdof/src/drone.zig
diff --git a/src/forces.zig b/zigsdof/src/forces.zig
similarity index 100%
rename from src/forces.zig
rename to zigsdof/src/forces.zig
diff --git a/src/integration.zig b/zigsdof/src/integration.zig
similarity index 100%
rename from src/integration.zig
rename to zigsdof/src/integration.zig
diff --git a/src/io.zig b/zigsdof/src/io.zig
similarity index 98%
rename from src/io.zig
rename to zigsdof/src/io.zig
index 42a7f47..62a9a85 100644
--- a/src/io.zig
+++ b/zigsdof/src/io.zig
@@ -25,7 +25,7 @@ pub fn jsonFileToSimConfig(
     io: std.Io,
 ) !drone.QuadCopterSim {
     const cwd = std.Io.Dir.cwd();
-    const file = try cwd.openFile(io, file_path, .{ .mode = .read_only });
+    cons file = try cwd.openFile(io, file_path, .{ .mode = .read_only });
     defer file.close(io);
 
     var file_reader = file.reader(io, &.{});
diff --git a/src/main.zig b/zigsdof/src/main.zig
similarity index 61%
rename from src/main.zig
rename to zigsdof/src/main.zig
index ac66f52..3a73392 100644
--- a/src/main.zig
+++ b/zigsdof/src/main.zig
@@ -7,3 +7,11 @@ test "main" {
     _ = @import("./integration.zig");
     _ = @import("./io.zig");
 }
+
+test "how ptrs work" {
+    var ptr: *usize = 0;
+    var val = 1;
+    ptr = val;
+    val = 2;
+    std.testing.expect(*ptr == 1);
+}
diff --git a/src/vec3.zig b/zigsdof/src/vec3.zig
similarity index 100%
rename from src/vec3.zig
rename to zigsdof/src/vec3.zig