# Data model: 004 packages

## Entities

### MicroGGmsCore

| Field | Description |
|-------|-------------|
| package | `com.google.android.gms` |
| role | microG Services Core |
| install | privileged / system (product or system_ext per chosen mk) |
| source | Official microG release APK on host prebuilts |
| golden_ref | `0.3.15.250932` (AXP inventory) |

### GsfProxy

| Field | Description |
|-------|-------------|
| package | `com.google.android.gsf` |
| role | Legacy GSF / C2DM proxy |
| install | system app or priv-app |
| source | microG GsfProxy release (or rebuilt for targetSdk if needed) |
| golden_ref | `GsfProxy_GH` v0.1.0 on GOLDEN |

### PhoneskyPatched

| Field | Description |
|-------|-------------|
| package | `com.android.vending` |
| role | Patched Play Store |
| install | **priv-app** + privapp-permissions + default-permissions XML |
| source | AXP archive APK (not Git) |
| golden_ref | Phonesky_AXP-OS **50.2.12-24** |
| first_candidate | archive **50.3.27-24** or **51.4.19-24** |

### PermissionConfig

| Artifact | Purpose |
|----------|---------|
| `privapp-permissions-com.android.vending.xml` | Privileged permissions allowlist |
| `com.android.vending.xml` | Feature/permission declarations as needed |
| `phonesky-permissions.xml` (default-permissions) | Default grants |

### ForbiddenCompanion

| package | rule |
|---------|------|
| FakeStore / conflicting Companion | MUST NOT ship alongside Phonesky |

## Relationships

- Phonesky **replaces** FakeStore in the compatibility stack.
- microG Self-Check may require spoofing of GmsCore (and later Phonesky) —
  spoofing policy owned by `005`.
- All binaries → host prebuilts → product makefile → image; evidence →
  `/srv/rom/artifacts/004-…`.