remove `zig build --init`. add `zig init-lib` and `zig init-exe`

init-lib creates a working static library with tests, and
init-exe creates a working hello world with a `run` target.

both now have test coverage with the new "cli tests" file.

closes #1035

1 files changed, 10 insertions, 0 deletions

diff --git a/std/special/init-lib/src/main.zig b/std/special/init-lib/src/main.zig
new file mode 100644
index 0000000000..27fdeb2030
--- /dev/null
+++ b/std/special/init-lib/src/main.zig
@@ -0,0 +1,10 @@
+const std = @import("std");
+const assertOrPanic = std.debug.assertOrPanic;
+
+export fn add(a: i32, b: i32) i32 {
+    return a + b;
+}
+
+test "basic add functionality" {
+    assertOrPanic(add(3, 7) == 10);
+}