polish: 全面清理旧名引用 + 英文 README 对齐中文版质量

- .gitignore/.env.example: agent-eyes → agent-reach
- README.md: 暂去掉 logo 图片标签（logo 待定）
- docs/README_en.md: 完全重写，对齐中文版的表格/徽章/结构
- SKILL.md: setup → configure
- sync-upstream.sh: 更新路径到 agent_reach/channels
- 提交 3 个 logo 候选文件（最终选定后改名 logo.png）

scripts/sync-upstream.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-# sync-upstream.sh — Sync readers from x-reader upstream
+# sync-upstream.sh — Sync channel implementations from upstream tools
 #
 # Usage: ./scripts/sync-upstream.sh
 #
@@ -12,9 +12,9 @@ set -e
 UPSTREAM_REPO="runesleo/x-reader"
 UPSTREAM_BRANCH="main"
 UPSTREAM_DIR="x_reader/fetchers"
-LOCAL_DIR="agent_eyes/readers"
+LOCAL_DIR="agent_reach/channels"
 
-echo "👁️ Agent Eyes — Upstream Sync"
+echo "👁️ Agent Reach — Upstream Sync"
 echo "Checking for updates from $UPSTREAM_REPO..."
 echo ""
 
@@ -48,9 +48,9 @@ for upstream_file in "$TMPDIR/upstream/$UPSTREAM_DIR"/*.py; do
     fi
     
     # Compare (ignoring import path differences)
-    if ! diff -q <(sed 's/x_reader\.fetchers/agent_eyes.readers/g' "$upstream_file") "$local_file" > /dev/null 2>&1; then
+    if ! diff -q <(sed 's/x_reader\.fetchers/agent_reach.channels/g' "$upstream_file") "$local_file" > /dev/null 2>&1; then
         echo "📝 CHANGED: $filename"
-        diff --color -u <(sed 's/x_reader\.fetchers/agent_eyes.readers/g' "$upstream_file") "$local_file" | head -20
+        diff --color -u <(sed 's/x_reader\.fetchers/agent_reach.channels/g' "$upstream_file") "$local_file" | head -20
         echo "   ..."
         echo ""
         CHANGES=$((CHANGES + 1))
@@ -58,7 +58,7 @@ for upstream_file in "$TMPDIR/upstream/$UPSTREAM_DIR"/*.py; do
 done
 
 if [ $CHANGES -eq 0 ]; then
-    echo "✅ All readers are up to date with upstream!"
+    echo "✅ All channels are up to date with upstream!"
 else
     echo ""
     echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
@@ -66,7 +66,7 @@ else
     echo ""
     echo "To merge a specific file:"
     echo "  cp $TMPDIR/upstream/$UPSTREAM_DIR/FILENAME.py $LOCAL_DIR/FILENAME.py"
-    echo "  sed -i 's/x_reader\\.fetchers/agent_eyes.readers/g' $LOCAL_DIR/FILENAME.py"
+    echo "  sed -i 's/x_reader\\.fetchers/agent_reach.channels/g' $LOCAL_DIR/FILENAME.py"
     echo ""
     echo "Then review changes, run tests, and commit."
 fi