Update flakes, add some quality of life improvements (#1346)

.gitignore

@@ -1,3 +1,5 @@
+ignored/
+
 # Binaries for programs and plugins
 *.exe
 *.exe~

flake.lock

@@ -1,12 +1,15 @@
 {
   "nodes": {
     "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
       "locked": {
-        "lastModified": 1680776469,
-        "narHash": "sha256-3CXUDK/3q/kieWtdsYpDOBJw3Gw4Af6x+2EiSnIkNQw=",
+        "lastModified": 1681202837,
+        "narHash": "sha256-H+Rh19JDwRtpVPAWp64F+rlEtxUWBAQW28eAi3SRSzg=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "411e8764155aa9354dbcd6d5faaeb97e9e3dce24",
+        "rev": "cfacdce06f30d2b68473a46042957675eebb3401",
         "type": "github"
       },
       "original": {
@@ -17,11 +20,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1680789907,
-        "narHash": "sha256-0AOMkabjbOauxspnqfzqgLKhB2gSh3sLkz1p/jIckcs=",
+        "lastModified": 1681753173,
+        "narHash": "sha256-MrGmzZWLUqh2VstoikKLFFIELXm/lsf/G9U9zR96VD4=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "9de84cd029054adc54fdc6442e121fbc5ac33baf",
+        "rev": "0a4206a51b386e5cda731e8ac78d76ad924c7125",
         "type": "github"
       },
       "original": {
@@ -36,6 +39,21 @@
         "flake-utils": "flake-utils",
         "nixpkgs": "nixpkgs"
       }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
     }
   },
   "root": "root",

flake.nix

@@ -129,6 +129,14 @@
 
           shellHook = ''
             export GOFLAGS=-tags="ts2019"
+            export PATH="$PWD/result/bin:$PATH"
+
+            mkdir -p ./ignored
+            export HEADSCALE_PRIVATE_KEY_PATH="./ignored/private.key"
+            export HEADSCALE_NOISE_PRIVATE_KEY_PATH="./ignored/noise_private.key"
+            export HEADSCALE_DB_PATH="./ignored/db.sqlite"
+            export HEADSCALE_TLS_LETSENCRYPT_CACHE_DIR="./ignored/cache"
+            export HEADSCALE_UNIX_SOCKET="./ignored/headscale.sock"
           '';
         };