fix(docs, build): Fix broken hyperlinks and Zig 0.15 compatibility (#435)

README.md:
- Fix src/tri-lang/emu/specs/tri27_isa.md → src/tri27/emu/specs/tri27_isa.md
- Fix deploy/Dockerfile.tri → deploy/Dockerfile
- Fix .ralph/RULES.md → .trinity/ralph/RULES.md
- Fix .ralph/SUCCESS_HISTORY.md → .trinity/ralph/SUCCESS_HISTORY.md

AGENTS.md:
- Fix .ralph/ → .trinity/ralph/ directory paths

src/tri/tri_zenodo.zig:
- Fix unused function parameter in runV21Command (allocator → _)
- Fix unused function parameter in runV22Command (allocator → _)

src/tri/tri_cloud.zig:
- Fix std.io.getStdIn() → std.io.getStdInHandle() (Zig 0.15 API)
- Fix unused error capture in catch blocks (_|_ → _)
- Fix format specifiers for errors ({} restored for anyerror type)

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

Author: Antigravity Agent

AGENTS.md

@@ -30,8 +30,8 @@ Trinity S³AI implements a multi-agent swarm architecture using pure Zig. Each a
 
 **Key Files**:
 - `src/ralph/ralph_agent.zig` — Main daemon logic
-- `.ralph/state.json` — Agent state persistence
-- `.ralph/memory/` — Agent memory and handover data
+- `.trinity/ralph/state.json` — Agent state persistence
+- `.trinity/ralph/memory/` — Agent memory and handover data
 
 **Commands**:
 ```bash
@@ -56,7 +56,7 @@ tri agent kill <N>      # Kill agent container
 
 **Key Files**:
 - `src/mu/mu_agent.zig` — Memory agent logic
-- `.ralph/memory/` — Persistent memory storage
+- `.trinity/ralph/memory/` — Persistent memory storage
 
 ### Scholar Agent (`scholar-agent`)
 
@@ -284,10 +284,10 @@ PR merge triggers `agent-cleanup.yml`:
 
 ## State Management
 
-### Agent State Directory: `.ralph/`
+### Agent State Directory: `.trinity/ralph/`
 
 ```
-.ralph/
+.trinity/ralph/
 ├── state.json           # Current agent state
 ├── identity.json        # Agent identity and capabilities
 ├── memory/              # Persistent learnings
@@ -406,7 +406,7 @@ tri agent run 123
 
 **Check agent state**:
 ```bash
-cat .ralph/state.json | jq
+cat .trinity/ralph/state.json | jq
 cat .trinity/dev_session.json | jq
 ```
 

src/tri/tri_cloud.zig

@@ -200,7 +200,7 @@ fn generateDomain(allocator: Allocator, args: []const []const u8) !void {
 }
 
 /// tri cloud status — Print agent service count and health
-fn cloudStatus(allocator: Allocator) !void {
+fn cloudStatus(_allocator: Allocator) !void {
     print("Trinity Cloud Status\n", .{});
     print("  Max agents: 10\n", .{});
     print("  Config: Railway (GraphQL API)\n", .{});
@@ -1412,7 +1412,7 @@ fn extractJsonStr(json: []const u8, key: []const u8) ?[]const u8 {
 // ═══════════════════════════════════════════════════════════════════════════════
 
 /// tri cloud metrics — Show aggregate agent metrics
-fn cloudMetrics(allocator: Allocator) !void {
+fn cloudMetrics(_allocator: Allocator) !void {
     const summary = cloud_orchestrator.getMetrics();
 
     print("\n{s}{s}", .{ GOLDEN, BOLD });