feat(bridge): Add claude:<prompt> command to Perplexity Bridge (#102)

- perplexity_bridge.zig: claude: prefix → timeout 600 claude --print
- tri-bridge-agent.sh: add "timeout 600 claude" to whitelist
- help/error responses updated to list claude:<prompt>
- Enables autonomous Claude Code control from Telegram via bridge

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: Antigravity Agent

deploy/tri-bridge-agent.sh

@@ -44,6 +44,7 @@ ALLOWED_PREFIXES=(
     "tail "
     "PASS="
     "echo "
+    "timeout 600 claude"
 )
 
 validate_cmd() {

src/tri-api/perplexity_bridge.zig

@@ -277,7 +277,7 @@ pub const Bridge = struct {
             const ew = err_resp.writer(self.allocator);
             try ew.writeAll("{\"error\":\"unknown command\",\"cmd\":\"");
             try writeJsonEscaped(ew, decoded);
-            try ew.writeAll("\",\"available\":[\"diag\",\"status\",\"build\",\"test\",\"issues\",\"log\",\"branch\",\"push\",\"commit\",\"tri-diag\",\"swarm run N\"]}");
+            try ew.writeAll("\",\"available\":[\"diag\",\"status\",\"build\",\"test\",\"issues\",\"log\",\"branch\",\"push\",\"commit\",\"tri-diag\",\"swarm run N\",\"claude:<prompt>\"]}");
             try writeResponse(stream, "200", err_resp.items);
             return;
         };
@@ -514,7 +514,7 @@ pub const Bridge = struct {
             .{ "git log", "git log --oneline -20" },
             .{ "branch", "git branch --show-current" },
             .{ "tri-diag", "./zig-out/bin/tri diag 2>&1 || echo 'tri not available'" },
-            .{ "help", "echo 'Commands: diag, status, build, test, issues, log, branch, push, commit, tri-diag, swarm run N'" },
+            .{ "help", "echo 'Commands: diag, status, build, test, issues, log, branch, push, commit, tri-diag, swarm run N, claude:<prompt>'" },
         };
 
         inline for (commands) |entry| {
@@ -530,6 +530,15 @@ pub const Bridge = struct {
             return try std.fmt.allocPrint(self.allocator, "./zig-out/bin/tri swarm run {s} 2>&1", .{num});
         }
 
+        // claude:<prompt> — pass to Claude Code CLI (timeout 600s)
+        if (std.mem.startsWith(u8, cmd, "claude:")) {
+            const prompt = cmd["claude:".len..];
+            if (prompt.len == 0) return error.InvalidCommand;
+            // Escape single quotes in prompt
+            return try std.fmt.allocPrint(self.allocator,
+                "timeout 600 claude --print '{s}' 2>&1 || echo 'CLAUDE_TIMEOUT'", .{prompt});
+        }
+
         return error.InvalidCommand;
     }