it works

.gitignore

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+.direnv
+result

flake.lock

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+{
+  "nodes": {
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1731533236,
+        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1764915887,
+        "narHash": "sha256-CeBCJ9BMsuzVgn8GVfuSRZ6xeau7szzG0Xn6O/OxP9M=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "42e29df35be6ef54091d3a3b4e97056ce0a98ce8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "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",
+  "version": 7
+}

flake.nix

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+{
+  description = "scan! and organize!";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+    flake-utils,
+  }:
+    flake-utils.lib.eachDefaultSystem (
+      system: let
+        pkgs = nixpkgs.legacyPackages.${system};
+      in {
+        packages.default = let
+          name = "scansnapit";
+          src = pkgs.lib.readFile ./scan.fish;
+          script = pkgs.writeScriptBin name src;
+          runtimeInputs = [pkgs.jq (pkgs.llm.withPlugins {llm-ollama = true;}) pkgs.ocrmypdf pkgs.imagemagick];
+        in
+          pkgs.symlinkJoin
+          {
+            inherit name;
+            paths = [script] ++ runtimeInputs;
+            buildInputs = [pkgs.makeWrapper];
+            postBuild = "wrapProgram $out/bin/${name} --prefix PATH : $out/bin";
+          };
+      }
+    );
+}

scan.fish

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+#!/usr/bin/env fish
+
+set -x OLLAMA_HOST 100.70.78.2:11434
+
+set date (date -I)
+set timestamp (date +%H:%M:%S)
+set basedir $HOME/scans/.in-progress/$date/$timestamp
+
+mkdir -p $basedir
+
+pushd $basedir
+
+scanimage -d fujitsu -b -p --format=png --source='ADF Duplex' --page-width=219.428 --page-height=297 --mode=Color --resolution=300dpi --buffermode=On
+
+echo "Creating pdf..."
+magick out*.png paper.pdf; or exit
+rm *.png
+ocrmypdf --clean-final --deskew --rotate-pages -l fra+eng+deu --sidecar paper.txt paper.pdf paper.pdf
+
+echo "Now doing AI naming..."
+
+head -n 100 paper.txt | llm -t docname
+llm logs -c --data >title.json
+set title (jq -r '"\(.date_creation) \(.createur) - \(.titre)"' < title.json)
+
+echo $title
+
+# cat paper.txt | OLLAMA_HOST=100.70.78.2:11434 llm -t doctask >"$title - task.txt"
+# cat "$title - task.txt"
+
+mv paper.pdf $title.pdf
+mv paper.txt $title.txt
+
+popd
+
+echo "Moving files..."
+
+set outdir "$HOME/scans/$date/$title"
+
+mkdir -p $outdir
+mv $basedir/* $outdir
+rmdir $basedir