feat: config with agents rework

modules/home-manager/coding/opencode.nix

@@ -10,54 +10,6 @@ in {
   options.coding.opencode = {
     enable = mkEnableOption "opencode AI coding assistant";
 
-    agentsInput = mkOption {
-      type = types.nullOr types.anything;
-      default = null;
-      description = ''
-        The `agents` flake input (your personal AGENTS repo).
-        When set, skills, context, commands, prompts and the agents.json
-        are all symlinked from this input.
-      '';
-    };
-
-    externalSkills = mkOption {
-      type = types.listOf (types.submodule {
-        options = {
-          src = mkOption {
-            type = types.anything;
-            description = "Flake input pointing to a skills repository root.";
-          };
-          skillsDir = mkOption {
-            type = types.str;
-            default = "skills";
-            description = ''
-              Subdirectory inside src that contains skill folders.
-            '';
-          };
-          selectSkills = mkOption {
-            type = types.nullOr (types.listOf types.str);
-            default = null;
-            description = ''
-              List of skill names to cherry-pick from this source.
-              null means include every skill found in skillsDir.
-            '';
-          };
-        };
-      });
-      default = [];
-      description = ''
-        External skill sources passed to mkOpencodeSkills.
-        Each entry maps directly to an element of the externalSkills
-        list accepted by the AGENTS flake's lib.mkOpencodeSkills.
-      '';
-      example = literalExpression ''
-        [
-          { src = inputs.skills-anthropic; selectSkills = [ "claude-api" ]; }
-          { src = inputs.skills-vercel; }
-        ]
-      '';
-    };
-
     ohMyOpencodeSettings = mkOption {
       type = types.attrs;
       default = {};
@@ -103,33 +55,6 @@ in {
   };
 
   config = mkIf cfg.enable {
-    # --- Skills (merged from personal AGENTS repo + optional external skills) ---
-    xdg.configFile."opencode/skills" = mkIf (cfg.agentsInput != null) {
-      source = cfg.agentsInput.lib.mkOpencodeSkills {
-        inherit pkgs;
-        customSkills = "${cfg.agentsInput}/skills";
-        externalSkills =
-          map (
-            entry:
-              {inherit (entry) src skillsDir;}
-              // optionalAttrs (entry.selectSkills != null) {inherit (entry) selectSkills;}
-          )
-          cfg.externalSkills;
-      };
-    };
-
-    # --- Static config dirs from AGENTS repo ---
-    xdg.configFile."opencode/context" = mkIf (cfg.agentsInput != null) {
-      source = "${cfg.agentsInput}/context";
-    };
-    xdg.configFile."opencode/commands" = mkIf (cfg.agentsInput != null) {
-      source = "${cfg.agentsInput}/commands";
-    };
-    xdg.configFile."opencode/prompts" = mkIf (cfg.agentsInput != null) {
-      source = "${cfg.agentsInput}/prompts";
-    };
-
-    # --- Core opencode program settings ---
     programs.opencode = {
       enable = true;
       enableMcpIntegration = true;
@@ -144,17 +69,10 @@ in {
             };
           };
         }
-        # Load agents.json from AGENTS repo when available
-        (mkIf (cfg.agentsInput != null) {
-          agent = builtins.fromJSON (builtins.readFile "${cfg.agentsInput}/agents/agents.json");
-        })
-        # Machine/org-specific provider config
         cfg.extraSettings
       ];
     };
 
-    # --- oh-my-opencode plugin config ---
-    # Base defaults (no models — those must be set per machine via ohMyOpencodeSettings)
     home.file.".config/opencode/oh-my-opencode.json".text = builtins.toJSON (
       recursiveUpdate
       {