Added workflows to automatically compile / recompile shaders with antigravity.

Added user story to work on some todos

.agent/workflows/build.md

@@ -0,0 +1,17 @@
+---
+description: Build the Juliet project using FastBuild
+---
+
+This workflow sets up the Juliet build environment and runs `fbuild`.
+
+1. To build a specific configuration (e.g., msvc-Debug):
+// turbo
+`cmd /c "misc\shell.bat & fbuild msvc-Debug"`
+
+2. To build the default (msvc):
+// turbo
+`cmd /c "misc\shell.bat & fbuild msvc"`
+
+3. To see all available targets:
+// turbo
+`cmd /c "misc\shell.bat & fbuild -targets"`