Add support for more AI IDEs and improve documentation (v1.6.21)

.rooignore

@@ -0,0 +1,8 @@
+# Roo Code ignore file
+# Additional patterns beyond .gitignore for Roo Code's AI context
+
+# You can use the ! prefix to include files that are excluded by .gitignore
+# Example: !important-file.log (This would include important-file.log even if *.log is in .gitignore)
+
+# Roo-specific temporary files
+.roo-tmp/