integrate git-bug as issue tracker

nix/modules/pi-agent.nix

@@ -10,13 +10,18 @@ in
     darwin.pi-agent = osModule;
     nixos.pi-agent = osModule;
     homeManager.pi-agent =
-      { pkgs, ... }:
-      let
-        package = pkgs.pi-coding-agent;
-      in
+      { pkgs, config, ... }:
       {
-        home = {
-          file.".pi/agent/AGENTS.md".text = ''
+        programs.pi-coding-agent = {
+          enable = true;
+          extraPackages = [ pkgs.nodejs_22 ];
+          settings = {
+            lastChangelogVersion = lib.getVersion config.programs.pi-coding-agent.package;
+            packages = [ "npm:@vanillagreen/pi-claude-bridge" ];
+            defaultProvider = "claude-bridge";
+            defaultModel = "claude-sonnet-4-6";
+          };
+          context = ''
             # Global pi instructions
 
             - If a command is missing, use comma: `, <command> [args...]`
@@ -34,25 +39,6 @@ in
               - `nix flake metadata --json | jq '.locks.nodes | keys'`
               - `nix eval --impure --raw --expr '(builtins.getFlake (toString ./.)).inputs.<name>.outPath'`
           '';
-          file.".pi/agent/settings.json".text = builtins.toJSON {
-            lastChangelogVersion = lib.getVersion package;
-            packages = [ "npm:@vanillagreen/pi-claude-bridge" ];
-            defaultProvider = "claude-bridge";
-            defaultModel = "claude-sonnet-4-6";
-          };
-          packages = [
-            (pkgs.symlinkJoin {
-              inherit (package) meta;
-              name = "${lib.getName package}-wrapped-${lib.getVersion package}";
-              paths = [ package ];
-              preferLocalBuild = true;
-              nativeBuildInputs = [ pkgs.makeWrapper ];
-              postBuild = ''
-                wrapProgram $out/bin/pi \
-                  --suffix PATH : ${lib.makeBinPath [ pkgs.nodejs_22 ]}
-              '';
-            })
-          ];
         };
       };
   };

nix/profiles/development.nix

@@ -14,7 +14,26 @@ in
         pi-agent
         yazi
       ];
-      home-manager.sharedModules = [ cfg.modules.homeManager.profile-development ];
+      home-manager.sharedModules = [
+        cfg.modules.homeManager.profile-development
+        (
+          { config, ... }:
+          {
+            launchd.agents.ssh-add = {
+              enable = true;
+              config = {
+                ProgramArguments = [
+                  "/bin/sh"
+                  "-c"
+                  "ssh-add ${config.home.homeDirectory}/.ssh/id_ed25519"
+                ];
+                RunAtLoad = true;
+                KeepAlive = false;
+              };
+            };
+          }
+        )
+      ];
     };
     nixos.profile-development = {
       imports = with cfg.modules.nixos; [
@@ -27,18 +46,42 @@ in
         yazi
       ];
       networking.networkmanager.enable = true;
-      home-manager.sharedModules = [ cfg.modules.homeManager.profile-development ];
+      programs.ssh.startAgent = true;
+      home-manager.sharedModules = [
+        cfg.modules.homeManager.profile-development
+        (
+          { pkgs, config, ... }:
+          {
+            systemd.user.services.ssh-add = {
+              Unit = {
+                Description = "Add SSH key to agent on login";
+                Wants = [ "ssh-agent.service" ];
+                After = [ "ssh-agent.service" ];
+              };
+              Service = {
+                Type = "oneshot";
+                Environment = "SSH_AUTH_SOCK=%t/ssh-agent";
+                ExecStart = "${pkgs.openssh}/bin/ssh-add ${config.home.homeDirectory}/.ssh/id_ed25519";
+                RemainAfterExit = true;
+              };
+              Install.WantedBy = [ "default.target" ];
+            };
+          }
+        )
+      ];
     };
     homeManager.profile-development =
       { pkgs, ... }:
       {
         home.packages = with pkgs; [
+          git-bug
           ddgr
           gh
           ripgrep
         ];
         home.shellAliases = {
           cd = "echo \"Please use z\"";
+          gb = "git-bug termui";
           gc = "git commit";
           gcam = "git commit -am";
           gcamend = "git commit -a --amend --no-edit";
@@ -50,7 +93,8 @@ in
           gds = "git diff --staged";
           grc = "git rebase --continue";
           gs = "git status";
-          gu = "git push";
+          gu = "git push && git-bug push";
+          gy = "git pull && git-bug pull";
           v = "$EDITOR";
           e = "fish -c 'set -e var; set var (sk); test -n \"$var\"; and $EDITOR $var'";
         };
@@ -67,7 +111,7 @@ in
             settings = {
               add_newline = false;
               format = lib.strings.concatStrings [
-                "$hostname$directory$git_branch$git_status$git_state"
+                "$hostname$directory$git_branch$git_status$git_state\${custom.git-bug}"
                 "$fill"
                 "$nix_shell"
                 "$time"
@@ -88,6 +132,17 @@ in
               shlvl.disabled = false;
               username.disabled = true;
               fill.symbol = " ";
+              custom.git-bug = {
+                when = ''
+                  git for-each-ref --count=1 refs/bugs/ > /dev/null 2>&1 || exit 1
+                  l=$(git for-each-ref refs/bugs/ --format="%(objectname) %(refname:lstrip=2)" 2>/dev/null | sort)
+                  r=$(git for-each-ref refs/remotes/origin/bugs/ --format="%(objectname) %(refname:lstrip=4)" 2>/dev/null | sort)
+                  [ "$l" != "$r" ]
+                '';
+                command = "true";
+                format = "[ 🐛]($style)";
+                shell = [ "${lib.getExe pkgs.bash}" ];
+              };
             };
           };
           zoxide.enable = true;