perf: rewrite taskfile to accelerate build

It not check nix file anymore to define if rule must be played or not

taskfile.yaml

@@ -18,30 +18,21 @@ tasks:
       - "**/*.nix"
 
   build:*:
-    silent: true
     vars:
       TARGET: "{{index .MATCH 0}}"
     cmds:
       - nixos-rebuild --flake .#{{.TARGET}} build
-    sources: 
-      - "**/*.nix"
 
   switch:*:
-    silent: true
     vars:
       TARGET: "{{index .MATCH 0}}"
-    requires:
-      vars: [TARGET]
     cmds:
-      - doas nixos-rebuild --flake .#{{}} switch
-    sources: 
-      - "**/*.nix"
+      - doas nixos-rebuild --flake .#{{.TARGET}} switch
+
 
   test:*:
-    silent: true
     vars:
       TARGET: "{{index .MATCH 0}}"
     cmds:
       - doas nixos-rebuild --flake .#{{.TARGET}} test
-    sources: 
-      - "**/*.nix"
+