
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
In triangle $\triangle ABC$, the sides opposite angles $A$, $B$, and $C$ are $a$, $b$, and $c$ respectively. Point $O$ is the center of the circumcircle of $\triangle ABC$. If $a=\sqrt{3}$, and $c+2\sqrt{3}\cos C=2b$, $\overrightarrow{AO}=m\overrightarrow{AB}+n\overrightarrow{AC}$, then the maximum value of $m+n$ is ______.

Present the answer in LaTex format: \boxed{Your answer}
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