Clean repo for open source release

Remove build artifacts, dev tool configs, unused dependencies,
and third-party source dumps. Add proper README, update .gitignore,
clean up Makefile.

src/main/java/com/tiedup/remake/items/base/GagVariant.java

@@ -0,0 +1,163 @@
+package com.tiedup.remake.items.base;
+
+import com.tiedup.remake.util.GagMaterial;
+
+/**
+ * Enum defining all gag variants with their properties.
+ * Used by GenericGag to create gag items via factory pattern.
+ *
+ * <p>Note: ItemMedicalGag is NOT included here because it implements
+ * IHasBlindingEffect (combo item with special behavior).
+ *
+ * <p><b>Issue #12 fix:</b> Added textureSubfolder to eliminate 40+ string checks in renderers.
+ */
+public enum GagVariant {
+    // Cloth-based gags
+    CLOTH_GAG("cloth_gag", GagMaterial.CLOTH, true, "cloth", false, null),
+    ROPES_GAG("ropes_gag", GagMaterial.CLOTH, true, "shibari", false, null),
+    CLEAVE_GAG("cleave_gag", GagMaterial.CLOTH, true, "cleave", false, null),
+    RIBBON_GAG("ribbon_gag", GagMaterial.CLOTH, false, "ribbon", false, null),
+
+    // Ball gags - standard 2D texture rendering
+    BALL_GAG(
+        "ball_gag",
+        GagMaterial.BALL,
+        true,
+        "ballgags/normal",
+        false,
+        null
+    ),
+    BALL_GAG_STRAP(
+        "ball_gag_strap",
+        GagMaterial.BALL,
+        true,
+        "ballgags/harness",
+        false,
+        null
+    ),
+
+    // Tape gags
+    TAPE_GAG("tape_gag", GagMaterial.TAPE, true, "tape", false, null),
+
+    // Stuffed/filling gags (no colors)
+    WRAP_GAG("wrap_gag", GagMaterial.STUFFED, false, "wrap", false, null),
+    SLIME_GAG("slime_gag", GagMaterial.STUFFED, false, "slime", false, null),
+    VINE_GAG("vine_gag", GagMaterial.STUFFED, false, "vine", false, null),
+    WEB_GAG("web_gag", GagMaterial.STUFFED, false, "web", false, null),
+
+    // Panel gags (no colors)
+    PANEL_GAG(
+        "panel_gag",
+        GagMaterial.PANEL,
+        false,
+        "straitjacket",
+        false,
+        null
+    ),
+    BEAM_PANEL_GAG(
+        "beam_panel_gag",
+        GagMaterial.PANEL,
+        false,
+        "beam",
+        false,
+        null
+    ),
+    CHAIN_PANEL_GAG(
+        "chain_panel_gag",
+        GagMaterial.PANEL,
+        false,
+        "chain",
+        false,
+        null
+    ),
+
+    // Latex gags (no colors)
+    LATEX_GAG("latex_gag", GagMaterial.LATEX, false, "latex", false, null),
+
+    // Ring/tube gags (no colors)
+    TUBE_GAG("tube_gag", GagMaterial.RING, false, "tube", false, null),
+
+    // Bite gags (no colors)
+    BITE_GAG("bite_gag", GagMaterial.BITE, false, "armbinder", false, null),
+
+    // Sponge gags (no colors)
+    SPONGE_GAG("sponge_gag", GagMaterial.SPONGE, false, "sponge", false, null),
+
+    // Baguette gags (no colors)
+    BAGUETTE_GAG(
+        "baguette_gag",
+        GagMaterial.BAGUETTE,
+        false,
+        "baguette",
+        false,
+        null
+    );
+
+    private final String registryName;
+    private final GagMaterial material;
+    private final boolean supportsColor;
+    private final String textureSubfolder;
+    private final boolean uses3DModel;
+    private final String modelPath;
+
+    GagVariant(
+        String registryName,
+        GagMaterial material,
+        boolean supportsColor,
+        String textureSubfolder,
+        boolean uses3DModel,
+        String modelPath
+    ) {
+        this.registryName = registryName;
+        this.material = material;
+        this.supportsColor = supportsColor;
+        this.textureSubfolder = textureSubfolder;
+        this.uses3DModel = uses3DModel;
+        this.modelPath = modelPath;
+    }
+
+    public String getRegistryName() {
+        return registryName;
+    }
+
+    public GagMaterial getMaterial() {
+        return material;
+    }
+
+    /**
+     * Check if this gag variant supports color variations.
+     * Items with colors: cloth_gag, ropes_gag, cleave_gag, ribbon_gag,
+     *                    ball_gag, ball_gag_strap, tape_gag
+     */
+    public boolean supportsColor() {
+        return supportsColor;
+    }
+
+    /**
+     * Get the texture subfolder for this gag variant.
+     * Used by renderers to locate texture files.
+     *
+     * @return Subfolder path under textures/entity/bondage/ (e.g., "cloth", "ballgags/normal")
+     */
+    public String getTextureSubfolder() {
+        return textureSubfolder;
+    }
+
+    /**
+     * Check if this gag variant uses a 3D OBJ model.
+     *
+     * @return true if this variant uses a 3D model
+     */
+    public boolean uses3DModel() {
+        return uses3DModel;
+    }
+
+    /**
+     * Get the model path for 3D rendering.
+     *
+     * @return ResourceLocation string path (e.g., "tiedup:models/obj/ball_gag.obj"), or null if no 3D model
+     */
+    public String getModelPath() {
+        return modelPath;
+    }
+}