Update Docs and nix-flake to reflect current dev environment (#5926)

docs/docs/92-development/01-getting-started.md

@@ -20,7 +20,7 @@ Start Woodpecker in Gitpod by clicking on the following badge. You can log in wi
 
 ### Install Go
 
-Install Golang (>=1.20) as described by [this guide](https://go.dev/doc/install).
+Install Golang as described by [this guide](https://go.dev/doc/install).
 
 ### Install make
 
@@ -34,7 +34,7 @@ Install make on:
 
 ### Install Node.js & `pnpm`
 
-Install [Node.js (>=20)](https://nodejs.org/en/download/package-manager) if you want to build Woodpecker's UI or documentation.
+Install [Node.js](https://nodejs.org/en/download/package-manager) if you want to build Woodpecker's UI or documentation.
 
 For dependency installation (`node_modules`) of UI and documentation of Woodpecker the package manager pnpm is used.
 [This guide](https://pnpm.io/installation) describes the installation of `pnpm`.

flake.lock

@@ -20,11 +20,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1760366283,
-        "narHash": "sha256-JCVy7OnkRzAmX3Em8NMnilEI8bGYNKUyxP4TU9AKeek=",
+        "lastModified": 1767872527,
+        "narHash": "sha256-qN+8Wayrh3YC7K6oi929WDRw0M67cAUlDXYpfNflWDY=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "78c9baf72eea1e60a52faf255741ffa257799757",
+        "rev": "dddf1ba6dbeb0fed1bed3122ca53a4aa44ba3290",
         "type": "github"
       },
       "original": {

flake.nix

@@ -15,7 +15,7 @@
         devShells.default =
           with pkgs;
           let
-            go = go_1_24;
+            go = go_1_25;
           in
           pkgs.mkShell {
             buildInputs = [