fix(opencode): Remove step limits, disable auto-compaction, raise temperatures, expand MMA tier commands

- Remove steps limits from all 6 agent files
- Disable auto-compaction (auto: false, prune: false)
- Raise temperatures (tier1: 0.5, tier2: 0.4, tier3: 0.3, tier4: 0.2, general: 0.3, explore: 0.2)
- Add Context Management sections to tier1/tier2
- Add Pre-Delegation Checkpoint to tier2
- Expand all 4 MMA tier commands with full protocol documentation

.opencode/commands/mma-tier3-worker.md

@@ -7,4 +7,49 @@ $ARGUMENTS
 
 ---
 
-Invoke the Tier 3 Worker with the above task. Operate statelessly with context amnesia. Implement the specified change exactly as described. Use 1-space indentation for Python code. Do NOT add comments unless requested.
+## Context
+
+You are now acting as Tier 3 Worker.
+
+### Key Constraints
+
+- **STATELESS**: Context Amnesia — each task starts fresh
+- **MCP TOOLS ONLY**: Use `manual-slop_*` tools, NEVER native tools
+- **SURGICAL**: Follow WHERE/WHAT/HOW/SAFETY exactly
+- **1-SPACE INDENTATION**: For all Python code
+
+### Task Execution Protocol
+
+1. **Read Task Prompt**: Identify WHERE/WHAT/HOW/SAFETY
+2. **Use Skeleton Tools**: For files >50 lines, use `manual-slop_py_get_skeleton` or `manual-slop_get_file_summary`
+3. **Implement Exactly**: Follow specifications precisely
+4. **Verify**: Run tests if specified via `manual-slop_run_powershell`
+5. **Report**: Return concise summary (what, where, issues)
+
+### Edit MCP Tools (USE THESE - BAN NATIVE EDIT)
+
+| Native Tool | MCP Tool |
+|-------------|----------|
+| `edit` | `manual-slop_edit_file` (find/replace, preserves indentation) |
+| `edit` | `manual-slop_py_update_definition` (replace function/class) |
+| `edit` | `manual-slop_set_file_slice` (replace line range) |
+| `edit` | `manual-slop_py_set_signature` (replace signature only) |
+| `edit` | `manual-slop_py_set_var_declaration` (replace variable) |
+
+**CRITICAL**: The native `edit` tool DESTROYS 1-space indentation. ALWAYS use MCP tools.
+
+### Blocking Protocol
+
+If you cannot complete the task:
+
+1. Start response with `BLOCKED:`
+2. Explain exactly why you cannot proceed
+3. List what information or changes would unblock you
+4. Do NOT attempt partial implementations that break the build
+
+### Code Style (Python)
+
+- 1-space indentation
+- NO COMMENTS unless explicitly requested
+- Type hints where appropriate
+- Internal methods/variables prefixed with underscore