Massive architectural rework

This commit massively overhauls the project's structure to simplify
development. Most parts are now correctly compartmentalized and
dependencies are passed in a sane way rather than global variables
galore xd.

pkg/API/deploy.go

@@ -0,0 +1,19 @@
+package API
+
+import (
+	"mime/multipart"
+
+	"github.com/google/uuid"
+	"github.com/juls0730/flux/pkg"
+)
+
+type DeployRequest struct {
+	Id     uuid.UUID         `form:"id"`
+	Config pkg.ProjectConfig `form:"config"`
+	Code   multipart.File    `form:"code"`
+}
+
+type DeploymentEvent struct {
+	Message any    `json:"message"`
+	Stage   string `json:"stage"`
+}