refactor(flake): remove crane build system and simplify flake dependencies

Remove crane and fenix dependencies along with their associated build
infrastructure. This simplifies the flake to focus on development
environments while removing package builds and applications.

flake.lock

@@ -2,11 +2,11 @@
   "nodes": {
     "crane": {
       "locked": {
-        "lastModified": 1750266157,
-        "narHash": "sha256-tL42YoNg9y30u7zAqtoGDNdTyXTi8EALDeCB13FtbQA=",
+        "lastModified": 1753316655,
+        "narHash": "sha256-tzWa2kmTEN69OEMhxFy+J2oWSvZP5QhEgXp3TROOzl0=",
         "owner": "ipetkov",
         "repo": "crane",
-        "rev": "e37c943371b73ed87faf33f7583860f81f1d5a48",
+        "rev": "f35a3372d070c9e9ccb63ba7ce347f0634ddf3d2",
         "type": "github"
       },
       "original": {
@@ -23,11 +23,11 @@
         "rust-analyzer-src": []
       },
       "locked": {
-        "lastModified": 1750833544,
-        "narHash": "sha256-e5W27mfPGiM35qr0DjTUzLHP4ET2MbvRc4HJHScw/ko=",
+        "lastModified": 1753511988,
+        "narHash": "sha256-wC9PR+rPjmcpnPdOIDwyNwQiRhNsuDs3oZY3t42f4uA=",
         "owner": "nix-community",
         "repo": "fenix",
-        "rev": "c3940d9ff4d37e965e5841149367234c2aad1ab6",
+        "rev": "25db7a6f4de7dea678620785e03fbc4560c00672",
         "type": "github"
       },
       "original": {
@@ -93,11 +93,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1750622754,
-        "narHash": "sha256-kMhs+YzV4vPGfuTpD3mwzibWUE6jotw5Al2wczI0Pv8=",
+        "lastModified": 1753345091,
+        "narHash": "sha256-CdX2Rtvp5I8HGu9swBmYuq+ILwRxpXdJwlpg8jvN4tU=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "c7ab75210cb8cb16ddd8f290755d9558edde7ee1",
+        "rev": "3ff0e34b1383648053bba8ed03f201d3466f90c9",
         "type": "github"
       },
       "original": {
@@ -160,11 +160,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1750819193,
-        "narHash": "sha256-XvkupGPZqD54HuKhN/2WhbKjAHeTl1UEnWspzUzRFfA=",
+        "lastModified": 1753497720,
+        "narHash": "sha256-yzZkDMVfPpNyTciQOfriWpRXrgGNT/cvrFAEQZ//SZs=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "1ba3b9c59b68a4b00156827ad46393127b51b808",
+        "rev": "c8b8b812010515b7d9bd7e538f06a9f4edb373ff",
         "type": "github"
       },
       "original": {

flake.nix

@@ -27,7 +27,7 @@
     pre-commit-hooks.url = "github:cachix/pre-commit-hooks.nix";
   };
 
-  outputs = { self, nixpkgs, rust-overlay, flake-utils, pre-commit-hooks, crane, fenix, ... }:
+  outputs = { self, nixpkgs, rust-overlay, flake-utils, pre-commit-hooks, ... }:
     flake-utils.lib.eachDefaultSystem (system:
       let
         overlays = [ (import rust-overlay) ];
@@ -87,80 +87,9 @@
           libz
         ] ++ libsDarwin;
 
-        # WASM deps
-        WASMInputs = with pkgs; [
-        ];
-
-
-
-        craneLib = crane.mkLib pkgs;
-        src = craneLib.cleanCargoSource ./.;
 
         # Common arguments can be set here to avoid repeating them later
-        commonArgs = {
-          inherit src;
-          strictDeps = true;
-
-          buildInputs = [
-            # Add additional build inputs here
-            pkgs.protobuf
-            pkgs.pkg-config
-          ] ++ lib.optionals pkgs.stdenv.isDarwin [
-            # Additional darwin specific inputs can be set here
-            pkgs.libiconv
-          ];
-
-          # Additional environment variables can be set directly
-          # MY_CUSTOM_VAR = "some value";
-          PROTOC = "${pkgs.protobuf}/bin/protoc";
-          PROTOC_INCLUDE = "${pkgs.protobuf}/include";
-        };
-
-
-        craneLibLLvmTools = craneLib.overrideToolchain
-          (fenix.packages.${system}.complete.withComponents [
-            "cargo"
-            "llvm-tools"
-            "rustc"
-          ]);
-
-        cargoArtifacts = craneLib.buildDepsOnly commonArgs;
-
-        individualCrateArgs = commonArgs // {
-          inherit cargoArtifacts;
-          inherit (craneLib.crateNameFromCargoToml { inherit src; }) version;
-          # NB: we disable tests since we'll run them all via cargo-nextest
-          doCheck = false;
-        };
-
-        fileSetForCrate = crate: lib.fileset.toSource {
-          root = ./.;
-          fileset = lib.fileset.unions [
-            ./Cargo.toml
-            ./Cargo.lock
-            (craneLib.fileset.commonCargoSources ./crates/cdk)
-            (craneLib.fileset.commonCargoSources ./crates/cdk-axum)
-            (craneLib.fileset.commonCargoSources ./crates/cdk-cln)
-            (craneLib.fileset.commonCargoSources ./crates/cdk-lnd)
-            (craneLib.fileset.commonCargoSources ./crates/cdk-fake-wallet)
-            (craneLib.fileset.commonCargoSources ./crates/cdk-lnbits)
-            (craneLib.fileset.commonCargoSources ./crates/cdk-redb)
-            (craneLib.fileset.commonCargoSources ./crates/cdk-sqlite)
-            ./crates/cdk-sqlite/src/mint/migrations
-            ./crates/cdk-sqlite/src/wallet/migrations
-            (craneLib.fileset.commonCargoSources crate)
-          ];
-        };
-
-        cdk-mintd = craneLib.buildPackage (individualCrateArgs // {
-          pname = "cdk-mintd";
-          name = "cdk-mintd-${individualCrateArgs.version}";
-          cargoExtraArgs = "-p cdk-mintd";
-          src = fileSetForCrate ./crates/cdk-mintd;
-        });
-
-
-        nativeBuildInputs = with pkgs; [
+        nativeBuildInputs = [
           #Add additional build inputs here
         ] ++ lib.optionals isDarwin [
           # Additional darwin specific native inputs can be set here
@@ -201,22 +130,6 @@
             };
         };
 
-
-        packages = {
-          inherit cdk-mintd;
-          default = cdk-mintd;
-        } // lib.optionalAttrs (!pkgs.stdenv.isDarwin) {
-          my-workspace-llvm-coverage = craneLibLLvmTools.cargoLlvmCov (commonArgs // {
-            inherit cargoArtifacts;
-          });
-        };
-
-        apps = {
-          cdk-mintd = flake-utils.lib.mkApp {
-            drv = cdk-mintd;
-          };
-        };
-
         devShells =
           let
             # pre-commit-checks
@@ -238,13 +151,13 @@
               cargo update -p pest_meta --precise 2.8.0
               cargo update -p pest --precise 2.8.0
               ";
-              buildInputs = buildInputs ++ WASMInputs ++ [ msrv_toolchain ];
+              buildInputs = buildInputs ++ [ msrv_toolchain ];
               inherit nativeBuildInputs;
             } // envVars);
 
             stable = pkgs.mkShell ({
               shellHook = ''${_shellHook}'';
-              buildInputs = buildInputs ++ WASMInputs ++ [ stable_toolchain ];
+              buildInputs = buildInputs ++ [ stable_toolchain ];
               inherit nativeBuildInputs;
             } // envVars);