add compile workflow

add fuzzing instrumentation

fuzz/corpus/d429915456199c5fba981e16d23dd4c8e6ec473b

@@ -0,0 +1,15 @@
+/!=comment
+# com 3.4, "foo" ]
+  tupl2 = []
+  obj1   = { foo = "baz" }
+ )
+Û coŒ›1  = (1 == 2) ? 1 : "foobar"
+  bin1   = ((1+2)%3)*4
+  esc1   = "\" \t \UFF11FF22 \uFFFF ^n"
+  esc2   = "$${} %%{}"
+  tpl1   = "prefix-${var.bar}"
+  tpl2   .112E+12
+    attr6 = 2.112E-12
+    attr7 = 0x21FF
+  }
+}