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.

cmd/cli/commands/command.go

@@ -0,0 +1,14 @@
+package commands
+
+import (
+	"github.com/juls0730/flux/pkg"
+	"github.com/juls0730/flux/pkg/API"
+)
+
+type CommandCtx struct {
+	Config      pkg.CLIConfig
+	Info        API.Info
+	Interactive bool
+}
+
+type CommandFunc func(CommandCtx, []string) error