Add function to make paths from flake root

No more ../../../../../../

flake.lock

@@ -7,11 +7,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1729281548,
-        "narHash": "sha256-MuojlSnwAJAwfhgmW8ZtZrwm2Sko4fqubCvReqbUzYw=",
+        "lastModified": 1731746438,
+        "narHash": "sha256-f3SSp1axoOk0NAI7oFdRzbxG2XPBSIXC+/DaAXnvS1A=",
         "owner": "nix-community",
         "repo": "disko",
-        "rev": "a6a3179ddf396dfc28a078e2f169354d0c137125",
+        "rev": "cb64993826fa7a477490be6ccb38ba1fa1e18fa8",
         "type": "github"
       },
       "original": {
@@ -119,11 +119,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1729307008,
-        "narHash": "sha256-QUvb6epgKi9pCu9CttRQW4y5NqJ+snKr1FZpG/x3Wtc=",
+        "lastModified": 1731663789,
+        "narHash": "sha256-x07g4NcqGP6mQn6AISXJaks9sQYDjZmTMBlKIvajvyc=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "a9b86fc2290b69375c5542b622088eb6eca2a7c3",
+        "rev": "035d434d48f4375ac5d3a620954cf5fda7dd7c36",
         "type": "github"
       },
       "original": {
@@ -135,11 +135,11 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1728156290,
-        "narHash": "sha256-uogSvuAp+1BYtdu6UWuObjHqSbBohpyARXDWqgI12Ss=",
+        "lastModified": 1730602179,
+        "narHash": "sha256-efgLzQAWSzJuCLiCaQUCDu4NudNlHdg2NzGLX5GYaEY=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "17ae88b569bb15590549ff478bab6494dde4a907",
+        "rev": "3c2f1c4ca372622cb2f9de8016c9a0b1cbd0f37c",
         "type": "github"
       },
       "original": {
@@ -151,11 +151,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1729308112,
-        "narHash": "sha256-Ap+cPeiluam2KFZO+OWuFTl/IkIJfyGYGMgkT2pVCRY=",
+        "lastModified": 1731745710,
+        "narHash": "sha256-SVeiClbgqL071JpAspOu0gCkPSAL51kSIRwo4C/pghA=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "61253596816c4cd65e2a0f474cbc0ac0c6e0f7cf",
+        "rev": "dfaa4cb76c2d450d8f396bb6b9f43cede3ade129",
         "type": "github"
       },
       "original": {
@@ -249,11 +249,11 @@
         "nixpkgs-stable": "nixpkgs-stable"
       },
       "locked": {
-        "lastModified": 1728345710,
-        "narHash": "sha256-lpunY1+bf90ts+sA2/FgxVNIegPDKCpEoWwOPu4ITTQ=",
+        "lastModified": 1731748189,
+        "narHash": "sha256-Zd/Uukvpcu26M6YGhpbsgqm6LUSLz+Q8mDZ5LOEGdiE=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "06535d0e3d0201e6a8080dd32dbfde339b94f01b",
+        "rev": "d2bd7f433b28db6bc7ae03d5eca43564da0af054",
         "type": "github"
       },
       "original": {