chore: bump version to 0.1.6

[jrob5756]

Bump version from 0.1.5 to 0.1.6 for release.

Changes since v0.1.5

• feat: Add workflow replay command and YAML config viewer (feat: Add workflow replay command and YAML config viewer #70)
• feat: Add context window % visualization to web dashboard (feat: Add context window % visualization to web dashboard #56)
• fix: use return instead of exit in install.ps1 to avoid killing session (fix: use return instead of exit in install.ps1 to avoid killing session #61)
• chore(deps): Bump anthropic from 0.86.0 to 0.87.0 (chore(deps): Bump anthropic from 0.86.0 to 0.87.0 #71)
• chore(deps): Bump pygments from 2.19.2 to 2.20.0 (chore(deps): Bump pygments from 2.19.2 to 2.20.0 #69)
• chore(deps): Bump cryptography from 46.0.5 to 46.0.6 (chore(deps): Bump cryptography from 46.0.5 to 46.0.6 #67)
• chore(deps): Bump picomatch in /src/conductor/web/frontend (chore(deps): Bump picomatch from 4.0.3 to 4.0.4 in /src/conductor/web/frontend #63)