feat: config with agents rework

2026-04-13 16:52:47 +02:00
parent 6426490fe7
commit 3d8f9e3003
22 changed files with 1202 additions and 126 deletions
--- a/modules/home-manager/coding/agents/opencode.nix
+++ b/modules/home-manager/coding/agents/opencode.nix
@@ -0,0 +1,113 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.coding.agents.opencode;
+in {
+  options.coding.agents.opencode = {
+    enable = mkEnableOption "OpenCode agent management via canonical agent.toml definitions";
+
+    agentsInput = mkOption {
+      type = types.nullOr types.anything;
+      default = null;
+      description = ''
+        The `agents` flake input (your personal AGENTS repo).
+        When set, agents are rendered from canonical agent.toml files
+        and symlinked to ~/.config/opencode/agents/.
+      '';
+    };
+
+    modelOverrides = mkOption {
+      type = types.attrsOf types.str;
+      default = {};
+      description = ''
+        Per-agent model overrides. Maps agent slug to model string.
+        Example: { chiron = "anthropic/claude-sonnet-4"; }
+      '';
+      example = literalExpression ''
+        {
+          chiron = "anthropic/claude-sonnet-4";
+          "chiron-forge" = "anthropic/claude-sonnet-4";
+        }
+      '';
+    };
+
+    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; }
+        ]
+      '';
+    };
+  };
+
+  config = mkIf cfg.enable {
+    # Rendered agent files symlinked to ~/.config/opencode/agents/
+    xdg.configFile."opencode/agents" = mkIf (cfg.agentsInput != null) {
+      source = (import ../../../../lib {inherit lib;}).agents.renderForOpencode {
+        inherit pkgs;
+        canonical = cfg.agentsInput.lib.loadAgents;
+        modelOverrides = cfg.modelOverrides;
+      };
+    };
+
+    # 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";
+    };
+  };
+}