v0.1.3 Backward

What's Changed

• chore: fix env docs by @DefTruth in #132
• chore: Update README.md by @DefTruth in #133
• chore: fix typo by @DefTruth in #134
• chore: update docs by @DefTruth in #135
• chore: add why not TMA section by @DefTruth in #136
• backward: reuse sdpa bwd for ffpa bwd by @DefTruth in #137
• chore: refactor ffpa-attn codebase by @DefTruth in #138
• [1/N] feat: support split-d native bwd (still slower than sdpa bwd) by @DefTruth in #139
• chore: add backward examples to docs by @DefTruth in #140
• chore: update README by @DefTruth in #141
• chore: simplify ffpa-attn codebase by @DefTruth in #142
• chore: support bwd backend args for bwd examples by @DefTruth in #143
• bwd: add triton bwd v2 kernel & autotune by @DefTruth in #144
• bwd: fix autotune for ffpa bwd pre kernel by @DefTruth in #145
• fwd: support ffpa triton fwd kernel by @DefTruth in #146
• chore: update default config for triton kernel by @DefTruth in #147
• feat: support D_CHUNK for triton bwd pre kernel by @DefTruth in #148
• feat: support D<=256 by flash-attention by @DefTruth in #149
• chore: fix ffpa_attn_func param docs by @DefTruth in #150

Full Changelog: v0.1.2...v0.1.3