add ffmpeg back to gp3

hosts/gpdPocket3/configuration.nix

@@ -18,6 +18,8 @@
   environment.systemPackages = with pkgs; [
     # [Laptop] Battery status
     acpi
+    # for kvm video playback
+    ffmpeg
   ];
   environment.shellAliases = {
     battery = "acpi";

hosts/gpdPocket3/flake.lock

@@ -29,7 +29,8 @@
       "inputs": {
         "home-manager": "home-manager",
         "nix-flatpak": "nix-flatpak",
-        "nixpkgs_opencode": "nixpkgs_opencode",
+        "nixpkgs-unstable": "nixpkgs-unstable",
+        "opencode": "opencode",
         "ragenix": "ragenix"
       },
       "locked": {
@@ -104,11 +105,11 @@
         "nixpkgs": "nixpkgs"
       },
       "locked": {
-        "lastModified": 1751468302,
-        "narHash": "sha256-tWosziZTT039x6PgEZUhzGlV8oLvdDmIgKTE8ESMaEA=",
+        "lastModified": 1753592768,
+        "narHash": "sha256-oV695RvbAE4+R9pcsT9shmp6zE/+IZe6evHWX63f2Qg=",
         "owner": "rycee",
         "repo": "home-manager",
-        "rev": "501cfec8277f931a9c9af9f23d3105c537faeafe",
+        "rev": "fc3add429f21450359369af74c2375cb34a2d204",
         "type": "github"
       },
       "original": {
@@ -159,11 +160,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1751211869,
-        "narHash": "sha256-1Cu92i1KSPbhPCKxoiVG5qnoRiKTgR5CcGSRyLpOd7Y=",
+        "lastModified": 1753345091,
+        "narHash": "sha256-CdX2Rtvp5I8HGu9swBmYuq+ILwRxpXdJwlpg8jvN4tU=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "b43c397f6c213918d6cfe6e3550abfe79b5d1c51",
+        "rev": "3ff0e34b1383648053bba8ed03f201d3466f90c9",
         "type": "github"
       },
       "original": {
@@ -173,6 +174,22 @@
         "type": "github"
       }
     },
+    "nixpkgs-unstable": {
+      "locked": {
+        "lastModified": 1753694789,
+        "narHash": "sha256-cKgvtz6fKuK1Xr5LQW/zOUiAC0oSQoA9nOISB0pJZqM=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "dc9637876d0dcc8c9e5e22986b857632effeb727",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "nixpkgs_2": {
       "locked": {
         "lastModified": 1741379970,
@@ -220,22 +237,6 @@
         "type": "github"
       }
     },
-    "nixpkgs_opencode": {
-      "locked": {
-        "lastModified": 1751724765,
-        "narHash": "sha256-vszZ/Y5i9KrnSm5MGxD+wTMKUMx+tpvn694vjygKuqg=",
-        "owner": "nixos",
-        "repo": "nixpkgs",
-        "rev": "04232b5277c9f24ab1b1b07de65fe0e886c5faf0",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nixos",
-        "ref": "pull/419604/head",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
     "nvim_plugin-Almo7aya/openingh.nvim": {
       "flake": false,
       "locked": {
@@ -1132,6 +1133,23 @@
         "type": "github"
       }
     },
+    "opencode": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1754526276,
+        "narHash": "sha256-OkkjbytvvUBOcSCjf3zd8NWLaM+I1tUR9IxcRZrdVeM=",
+        "owner": "sst",
+        "repo": "opencode",
+        "rev": "1a561bb5120b1b87a4c477f7cb6c3a0a4ce79114",
+        "type": "github"
+      },
+      "original": {
+        "owner": "sst",
+        "ref": "v0.3.133",
+        "repo": "opencode",
+        "type": "github"
+      }
+    },
     "ragenix": {
       "inputs": {
         "agenix": "agenix",