
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
Given the function $f(x)= \frac{m}{{e}^{x}}+nx$.

   (1) If the tangent line of the graph of function $f(x)$ at point $(0,f(0))$ is $y=-3x+2$, find the values of $m$ and $n$;

   (2) When $n=1$, there exists at least one $x_{0}$ in the interval $(-\infty,1]$ such that $f(x_{0}) < 0$ holds, find the range of values for $m$.

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